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A roads in Zone 5 of the Great Britain numbering scheme
A roads in Zone 5 of the Great Britain numbering scheme
from Wikipedia

The numbering zones for A-roads in Great Britain

List of A roads in zone 5 in Great Britain starting north/east of the A5, west of the A6, south of the Solway Firth/Eden Estuary (roads beginning with 5).

Single- and double-digit roads

[edit]
Road From To Notes
A5 Central London (Marble Arch) Holyhead Forms parts of the historical route of Watling Street. The section from M1 J4 north of Edgware to N. of Dunstable is now numbered A5183. The A5 now starts at M1 J11A and runs west to join previous alignment.
A50 Leicester Warrington Becomes M1 motorway between junctions 22 and 24A. Used to start at Hockliffe on A5, north of Dunstable. Gradually cut back to Northampton, then Leicester. Before opening of Derby southern bypass in 1997, it followed present A511 between Markfield and Foston.
A51 Chester Kingsbury Formerly ending at the A5 in Tamworth, the road to the south was the northern end of the A423. When the latter was downgraded north of Coventry, the A51 was extended to the A47. Subsequently, the A47 too was downgraded (to the B1114) and the A51 was then cut back to its present terminus near Kingsbury.
A52 Newcastle-under-Lyme Mablethorpe
A53 Buxton Shrewsbury
A54 Tarvin Buxton The section between Congleton and Buxton is the most dangerous road in Britain.[citation needed]
A55 Holyhead Chester Also known as the "North Wales Expressway".
A56 Chester A59 near Broughton
A57 Liverpool Lincoln
A58 Prescot Wetherby Becomes A58(M) as part of Leeds Inner Ring Road
A59 Wallasey York

Three-digit roads

[edit]
Road From To Notes
A500 Clayton Nantwich Known locally as the D Road, either because its route resembles the curved part of a letter D (with a section of the M6 forming the upright) or after the Roman numeral 'D' (500).

Originally ran from the A5 at Marble Arch to the A1 at Tally Ho Corner in North Finchley. In 1935 it was extended and rerouted over the A5088 Watford Bypass (the original route became the A598). Renumbered to A41 in the 1950s when it was deemed sensible to give the lower numbers of the bypassed routes to new-build bypasses and radials north of London.

A501 Westway (London) Moorgate Part of the London Inner Ring Road, comprises Marylebone Road, Euston Road, Pentonville Road and City Road. Terminates at junction with London Wall.
A502 Camden Town Hendon Through Hampstead, broadly follows the Edgware branch of the Northern Line for 5 stations.
A503 Camden Town Woodford Camden Road and Seven Sisters Road (primary) and Ferry Lane (non-primary), though Holloway and Walthamstow
A504 West Hendon Tottenham Hale via Hendon, Finchley, East Finchley, Muswell Hill, Hornsey and West Green. Has recently been extended to include Broad Lane as the A503 is now two-way.
A505 Leighton Buzzard Great Abington
A506 Walton Stanley Gate nr. Bickerstaffe Part of the road has since been reassigned to the M58 Motorway; in the 1970s part of it served the New Town of Skelmersdale

Originally ran from the A5 in Hockliffe to the A508 south of Northampton. Became a southern extension of the A50 in 1935 and has since been downgraded (one section is now B526).

A507 Buntingford M1 junction 13 The northern terminus and the course of the road have recently been changed to bypass Ridgmont.
A508 Old Stratford Market Harborough
A509 Milton Keynes Kettering Forms the H5 Portway in Milton Keynes.
A510 Wellingborough Cranford St John Forms part of Wellingborough's outer ring road, passes through Finedon and ends at Junction 11 of the A14 at Cranford St John.
A511 Markfield Foston, Derbyshire Historical A50(T). The original route went from Atherstone to Burton upon Trent; the Atherstone-Twycross section became the B4116 and the Twycross-Burton section became a northern extension of the A444 in 1935.

The A511 number also appeared in the "Co-driver: The AA Motorists Companion" (1965) on a route linking the M6 to Wigan. Only the first section east of the M6 was built, however, and it is designated as the A5209.

A512 Loughborough A42 & A511 near Ashby-de-la-Zouch
A513 Tamworth Stafford Starts in Stafford, running through the town of Rugeley (although the road here is broken at Armitage Road due to recent road changes including the re-routing of the A51 which is now the Rugeley Eastern By-Pass (which runs south to Tamworth).
A514 Derby Swadlincote It is a 15-mile (24 km) stretch of single-carriageway road which crosses the A5111 Derby ring road before a separated grade junction with the dual-carriageway A50 road. A little further south, the A5132 runs off to the west, just before the A514 crosses the River Trent over the narrow and historic Swarkestone Bridge. The next significant junction is with the A511, where it enters a built up area. The road continues through Swadlincote, and terminates at its junction with the A444 road (52°46′01″N 1°35′33″W / 52.7670°N 1.5924°W / 52.7670; -1.5924 (A514 road (southern end))) just west of the town.[citation needed]
A515 Lichfield Buxton
A516 Derby Hilton
A517 Belper Ashbourne
A518 Uttoxeter Telford Between Uttoxeter and Stafford it is a single carriageway, with a staggered junction with the dual carriageway A51. Entering Stafford from the east, it passes through the former Stafford Beaconside campus of Staffordshire University before hitting a roundabout with the A513, which at this point is named 'Beaconside'. It then heads into Stafford as 'Weston Road', passing around the town centre and heading out along 'Newport Road' and under the M6 motorway towards Telford.[citation needed]
A519 Newcastle-under-Lyme Newport At Newport it meets the A518 and A41. It heads broadly north, passing via Eccleshall, junction 15 of the M6 motorway, and then meets the A53 and various other roads in Newcastle-under-Lyme town centre. The road follows the first part of the route of the medieval road from Shrewsbury to York, which passed through the ancient Forest of Lyme. Prior to Tudor times, this was the only major highway from the West Midlands to the North.[citation needed]
A520 Stone Leek
A521 Meir Froghall
A522 Uttoxeter Wetley Rocks
A523 Swinscoe Hazel Grove This became part of the A52 (except for the spur in Leek; the current route of the A52 west of there was the A524 at the time), but the changes were undone almost immediately.
A524 Unused First used from Fenny Bentley to Great Rowsley; swapped with the B5056 around 1970.

Used again in the 1990s from Swinscoe to Newcastle-under-Lyme (formerly part of the A52). This almost immediately became part of the A52 again, as the old route of the A52 reverted to the previous designation of A523.

A525 Rhyl Newcastle-under-Lyme
A526 Woolfall Heath M57 J3 Woolfall Heath A57 Seth Powell Way

Originally ran between Newcastle-under-Lyme to Salford; renumbered as a portion of the A34 in 1935. Portions in Manchester are now parts of the A5145, A6010, B5093, and B5117.

A527 Newcastle-under-Lyme Congleton
A528 Wrexham Shrewsbury
A529 Hinstock Nantwich Originally ran from the A51 in Boughton to the A464 on the northern edge of Hinstock. Renumbered to a portion of a rerouted A41 in 1935; the northern end is now the A5115 after the A41 was rerouted onto the Chester bypass.
A530 Whitchurch Northwich
A531 Madeley Heath Weston
A532 Crewe Green Marshfield Bank, Crewe
A533 Alsager Widnes The road is a primary route between Middlewich and Runcorn and crosses the Runcorn-Widnes Bridge.[citation needed]
A534 Wrexham Congleton Follows the course of one of the historic "Salt ways" that ran from Nantwich into Wales. Part of its central section, between Broxton and Bickerton Hill, is still called 'Salters Lane'.
A535 Holmes Chapel Alderley Edge via Twemlow Green, past Jodrell Bank, via Chelford
A536 Congleton Macclesfield
A537 Knutsford Buxton The section between Macclesfield and Buxton has been named the most dangerous road in Britain.[1] See also Cat and Fiddle Road.
A538 Macclesfield Altrincham Passes underneath the runways of Manchester Airport
A539 Eglwys Cross Llangollen
A540 Chester Hoylake
A541 Wrexham Trefnant
A542 Llangollen Llandegla crosses the Horseshoe Pass
A543 Pentrefoelas Bodfari
A544 Bylchau Llanfair Talhaiarn Originally ran from north of Betws-y-Coed to Llandudno. In 1935, the section south of the A55 was renumbered as a northern extension of the A496 and the southern section became the B5115; the entire route is now part of the A470.
A545 Menai Bridge Beaumaris
A546 Tywyn Llandudno
A547 Prestatyn Conwy Largely follows North Wales coast. Alternative to A55 North Wales Expressway.
A548 Chester Llanrwst
A549 Drury Mold
A550 Caergwrle Hooton Primary (and trunk) in England, non-primary in Wales with 2½ miles of A494 in between.
A551 Seacombe Gayton
A552 Birkenhead West Kirby
A553 Birkenhead Hoylake
A554 Birkenhead Bidston
A555 Manchester Airport Hazel Grove Starts at the M56 Spur at Manchester Airport and ends at the A6 just southeast of Hazel Grove

Originally ran from Ellsmere Port to the A51 at Backford; extended to the A51/A5032 in Little Sutton by 1929. Renumbered as an extension of the A5032 in 1935.

Used a second time in 1935 for the Barnet Bypass (former A5092 and A5093). After the pre Worboys direction signs were introduced, it was decided to give the route a more unique number to aid navigation, and it became a portion of the A1 in 1954. Some portions are now the A1(M) and A1001.

A556 Delamere Bowdon Northern section takes traffic from and to M6 J19 and M56 J7 for Manchester Airport and South Manchester
A557 Sutton Weaver Rainhill, St Helens M62 J7 Section south of Runcorn, known as the Weston Point Expressway
A558 Daresbury Runcorn Daresbury Expressway
A559 Sandiway Stretton, Cheshire
A560 Altrincham Hattersley
A561 Halewood Liverpool
A562 Liverpool Penketh
A563 A6 London Road, Oadby A47, Crown Hills, Evington Leicester Ring Road

The original A563 appeared in the 1922 Road Lists as "Liverpool - Manchester (Proposed new road)"; the route never appeared on any maps nor did it appear on the ground. A 1932 map does show a proposed A road between Walton, Liverpool and Pendlebury, Salford; this opened in 1934 as the A580, although it is likely it took over at least some of the concept of the A563.

It forms a near-complete circuit except for a gap of around 2.2 miles (3.5 km) in the east of the city. An indirect route linking the gap involves the (A47) A6030, and A6. The A563 was formerly referred to as the Outer Ring.[citation needed]
A564 Unused The original A564 went from the A59 in Liverpool to the A567; rarely appears on maps due to its short length, and as a result it is unknown when the route was decommissioned, but it is now part of the A567.

Next used in the 1990s to refer to sections of the upgraded A50 (e.g. from Foston to Etwall) before the A50 was rerouted; became part of the A50 in 1998.

A565 Bootle Tarleton
A566 Bootle Orrell Park
A567 Seaforth Scotland Road, Liverpool
A568 Unused Was the road between Widnes and Lea Green railway station, St Helens (now B5419).
A569 Bold Heath St Helens Originally ran between Widnes and Prescot, cutting the corner between the A568 and A57. Split in two by the M62, but was rerouted to meet it. Now unclassified.
A570 Rainhill, St Helens M62 J7 Southport
A571 St Helens Wigan
A572 Swinton St Helens
A573 Winwick, Cheshire Wigan
A574 Leigh, Hope Carr Sankey Bridges, Warrington Also spurs to M62 J11
A575 Bolton Worsley, M60 J13
A576 Stretford Middleton
A577 Boothstown Ormskirk
A578 Leigh Hindley Green
A579 Breightmet Winwick Interchange M6 J22
A580 Liverpool Salford The East Lancs Road

Originally ran between Boar's Head and Duxbury Hall; became the A5106, probably early on as the number was recycled in 1934.

A581 Chorley Rufford
A582 A6 near Lostock Hall M55 J2 The "Edith Rigby Way" extension between the A583 and M55 opened in July 2023. Future plan for a new bridge over River Ribble to connect the two ends and create a western bypass for Preston is expected by 2026.
A583 Blackpool Preston
A584 Clifton Little Bispham
A585 Kirkham Fleetwood
A586 Garstang Blackpool
A587 Blackpool Fleetwood
A588 Poulton-Le-Fylde Lancaster
A589 Halton Heysham
A590 A65 Barrow-in-Furness
A591 A590 Bothel
A592 Newby Bridge Penrith
A593 Broughton-in-Furness Ambleside
A594 (Cumbria) Maryport Cockermouth
A594 (Leicester) Leicester Leicester Leicester Central Ring Road
A595 Carlisle Dalton-in-Furness
A596 Thursby Workington
A597 Workington Distington Northside Bridge in Workington, which carries part of the route, destroyed in November 2009 floods and was rebuilt and completed in 2012.
A598 Hampstead North Finchley Commences at the junction of Finchley Road and Hendon Way on the A41. It goes through Golders Green and crosses the A406 and A1 at Henlys Corner, then heads through Regents Park Road to the centre of Finchley and Ballards Lane up to Tally-Ho Corner where it terminates on the A1000.

Originally ran from Maghull to Scarisbrick; did not appear in the 1922 Road Lists, but was upgraded from the B5196 by the end of the 1920s. Renumbered as an extension of the then-A567 in 1935 and is now the A5147.

A599 Haydock Park Racecourse Blackbrook Bypass, St Helens

Four-digit roads (50xx)

[edit]
Road From To Notes
A5000 A504, Finchley A598, Finchley The section of Hendon Lane north of Gravel Hill. Originally all of Hendon Lane and the A504 to the West of it was part of the A5000, although some old maps have the A5000 ending at the west on the A502, with that number taking over the remainder.
A5001 Rushden Rushden
A5002 Unused Ran from Macclesfield to Whaley Bridge (now B5470); formerly continued south to Buxton via what is now the A5004.

Previously allocated to a road from A6 to A510 in Finedon; became a spur of the A510 in 1935, but has since been declassified and is now Obelisk Road.

A5003 Unused Ran from A51 George Street to A453 Aldergate in Tamworth; route declassified due to road upgrades in Tamworth. Much of route now pedestrianized.
A5004 Whaley Bridge Buxton Number for the former A6 between Buxton and Whaley Bridge.

Previously allocated to a road from Station Road to B5010 via Donington Lane north of Castle Donington; this was declassified in the 1960s.

A5005 Longton, Staffordshire Barlaston
A5006 Stoke-upon-Trent Hanley Previously used for the M6 to Hanford section of the A500.
A5007 Stoke upon Trent Fenton
A5008 Burslem Bucknall
A5009 Bucknall Baddeley Green
A5010 Burslem Burslem
A5011 Talke Alsager
A5012 Cromford A515 Originally ran from the A5 to the A49 in Shrewsbury. Became a spur of the A53 in 1934 after the A5 Shrewsbury Bypass opened, but is now part of the town center one-way system and is unclassified and pedestrianized, linking the A5191 to itself.
A5013 Stafford Eccleshall Originally ran from the A5 near Mardol to Chester Road along Smithfield Road. Renumbered as a southern extension of the A53 in 1934, and is now the eastern end of the A458 or A488 (depending on the map).
A5014 Old Trafford Stretford Originally ran along Cross Street in Ellesmere, now unclassified.
A5015 Burleydam Burleydam
A5016 A49 west of Nantwich A534 west of Nantwich Signage says this is now part of the A534, but OS 1:25k mapping says this road still exists.
A5017 Unused Ran along Millstone Lane in Nantwich from the A530 to the A534 and became part of the A51 when it was rerouted in the 1970s and became a portion of the B5074 when the A51 was rerouted onto the bypass. Number reused for Elliot Street and Parker Street in Liverpool; this is now partially pedestrianized with the east end of Elliot Street part of the A5038 or A5044.
A5018 Winsford Wharton Green
A5019 Crewe Crewe
A5020 A500 near Englesea-Brook Crewe Green
A5021 Unused Ran along Leadsmithy Street from the A533 to the A54 in Middlewich; now part of the A533.
A5022 Sandbach Brereton Green
A5023 Unused Ran from A526 (now A34) to A54 in Congleton via Mill Street.
A5024 Unused Ran from A536 to A523 in Macclesfield via Sunderland Street.
A5025 Llanfairpwllgwyngyll Near Valley
A5026 Lloc Walwen
A5027 Liscard Upton
A5028 Higham Ferrers Rushden Also used to designate Borough Road, Wallasey
A5029 Birkenhead Birkenhead
A5030 Birkenhead Birkenhead
A5031 Unused Ran from then-A552 to the A51 (now A41) in Birkenhead along Market and Cross streets, now unclassified.
A5032 Backford Ellesmere Port
A5033 Knutsford Knutsford
A5034 Near Mere, Cheshire
A5035 Trentham Longton Originally ran along Hatherlow Lane near Stockport, now unclassified.
A5036 Switch Island Toxteth
(Brunswick railway station)
In 2 parts: Switch Island-Seaforth and Bootle-Brunswick due to Seaforth to Bootle section now forming part of Liverpool docks internal roads system.
A5037 Liverpool Liverpool
A5038 Liverpool Litherland It starts on Parliament Street, and passes Liverpool Lime Street railway station as Lime Street and the carries on to end as Netherton Way in Netherton.[citation needed]
A5039 Liverpool Liverpool Exists in two sections; the middle section though Liverpool city center is unclassified.
A5040 Liverpool Liverpool Paradise Street (part), plus short section of Old Haymarket on opposite side of pedestrianised city centre
A5041 Unused Canning Place in Liverpool. Closed to general traffic; part converted into bus station.
A5042 Unused Ran from the A5041 to A57 in Liverpool along South Castle and Castle streets. The section south of Derby Square is now gone, buried under the law courts and Chavasse Park; the section along Castle Street is probably part of the A5039.
A5043 Unused Ran from the A5041 to A57 in Liverpool along South John and North John streets, paralleling the A5042.
A5044 Unused Ran from Church Street (then A5039) via Ranelagh Street to A5038 in Liverpool, with a spur on Great Charlotte Street; the section west of Great Charlotte Street is now the B5339 while the remainder is probably now part of the A5038 (but still shown as the A5044 on the OS map).
A5045 Liverpool Liverpool Mann Island
A5046 Liverpool Liverpool Tithebarn Street
A5047 Liverpool Old Swan Edge Lane and St. Oswald's Street
A5048 Royal Liverpool University Hospital Liverpool Women's Hospital
A5049 Liverpool Clubmoor
A5050 Everton, Liverpool Everton St Domingo Road
A5051 Liverpool Liverpool Moorfields
A5052 Liverpool Liverpool King Edward Street
A5053 Liverpool Liverpool Leeds Street
A5054 Liverpool Liverpool Boundary Street
A5055 Liverpool Liverpool Sandhills Lane
A5056 Liverpool Liverpool Bankhall Street
A5057 Bootle Bootle
A5058 Bootle Aigburth Queens Drive
A5059 Unused Ran between the-then A58 and A570 in St Helens along Corporation Street.
A5060 Warrington Lower Walton Chester Road
A5061 Warrington Knutsford Road
A5062 Ashton-in-Makerfield Only 0.1 mile long
A5063 Old Trafford Salford
A5064 Emstrey, near Shrewsbury Shrewsbury Named "London Road". Previously A5112, and A5 before that.

Originally ran along Ordsall Lane in Salford between the A6 and A5063. Renumbered to the A5066 and B5461 in the 1960s.

A5065 Leagrave Luton Originally ran along the southern edge of Ordsall Park in Salford. Downgraded to the B5341 by the mid-1970s; much of the original route is now gone, now part of the park or due to redevelopment.
A5066 Ordsall Lower Broughton
A5067 Gorse Hill, Stretford Manchester
A5068 Skelmersdale Skelmersdale Originally ran from Cornbrook to Picadilly Gardens. Decommissioned when the A57(M) was built, splitting the route in two. The section north of Albion Street was renumbered to the A5103 while the section along Mosley Street was declassified.
A5069 Unused Ran between the A58 and A6 in Westhoughton along Park Road. Became a part of the A58 in 1970 when it was rerouted due to extension of the M61.
A5070 Unused Originally allocated to a loop off of the A59 through downtown Ornskirk. The A5070 was little more than an interim number pending the completion of the A59 bypass, after which it was downgraded to Class II status by 1926, possibly as B5319.

Used a second time by 1926 from Hinckley to Stoney Bridge as an upgrade of the B579. The eastern section (along with the A46) was downgraded to the B4069 (now the B4669) due to completion of the M69. The remainder was downgraded in 1990 to the B4669 (an out-of-zone number as it is north of the A5) when the A47 Hinckley bypass opened.

A5071 Preston Preston Corporation Street / Moor Lane. Corporation Street was formerly a B road.
A5072 Preston Preston Strand Road
A5073 South Shore, Blackpool Blackpool
A5074 Gilpin Bridge Windermere
A5075 Ambleside Ambleside Some maps erroneously show the route as the A5095.
A5076 Upton Kingsthorpe Formerly part of the A45. The northeastern section was numbered A4508 (A45-A508 link) until the mid-1990s, when the route was renamed A5076.

Previously allocated to a road from the A6 via Stricklandgate in Penrith; this became part of the A6 in a one-way pair.

A5077 Unused Ran from Uttoxeter to the Uttoxeter bypass. After the A50 Uttoxeter bypass was built, the section running through Uttoxeter town center was renumbered: the section running towards Derby was renumbered as an extension of the A518, the section running towards Stoke-on-Trent was renumbered as an extension of the A5077 and the section running along Bradley Street was downgraded. The route is now part of an extended A522.
A5078 Crewe Site of Crewe Locomotive Works
A5079 Levenshulme Longsight
A5080 Liverpool Penketh May have also been used in Northampton as an upgrade of the B5347. The current number is debatable: A5080 is a duplicate number, and some maps indicate the route as part of the A5095. Official documents favor the A5080 number and signage is completely unhelpful.
A5081 M60 Junction 9 Old Trafford Main Route through Trafford Park
A5082 Astley Farnworth
A5083 A582 near Lostock Hall,
Lancashire
A49 near Cuerden, Lancashire
A5084 Lowick Green Torver
A5085 Ribbleton Lea, Lancashire Blackpool Road, Preston
A5086 Egremont Cockermouth
A5087 Ulverston Barrow-in-Furness
A5088 Birkenhead Liscard Originally used for the Watford Bypass, designated upon completion in the mid-1920s. It was later extended south to bypass Edgware and Cricklewood. Renumbered as a portion of a rerouted A500 in 1935 and then to the A41 in the 1950s, the road it bypassed in the first place.
A5089 Anfield Newsham Park Formerly also included more of Liverpool inner ring road, south to Toxteth and Dingle - now B roads
A5090 Litherland Kirkdale
A5091 Ullswater Troutbeck
A5092 Greenodd Grizebeck Originally used for the northern section of the Barnet Bypass (the southern section was the A5093). Renumbered to the A555 in 1935 and then to the A1 around 1954. Much of route now A1(M).
A5093 Hallthwaites Whicham Via Millom

Originally used for the southern half of the Barnet Bypass. Renumbered to the A555 in 1935 and then to a rerouted A1 around 1954.

A5094 A595 A595 Via Whitehaven
A5095 Northampton Northampton railway station
A5096 Unused Ran from the A447 west of Barwell to the A47 near Earl Shilton; originally a portion of the B581 when it was upgraded to Class I status. Declassified following the opening of the A47 Earl Shilton bypass. Number possibly used later in 1971–1972 on the former B582 between Oadby and Wigston (and possibly onward to the A46) and is now the B582 again.
A5097 Unused Ran from the A5039 to Crown Street (former A5048) in Liverpool along Myrtle Street.
A5098 Bootle Walton See Marsh Lane, Bootle.
A5099 Blackpool Blackpool

Four-digit roads (51xx)

[edit]
Road From To Notes
A5100 Edgware Mill Hill Circus Station Road (Edgware), Hale Lane, Mill Hill Broadway
A5101 Northampton Northampton
A5102 Stockport Wilmslow Shares the same 1 mile stretch of road between Woodford and Bramhall Village with the A5149, where both diverge at each end
A5103 Manchester city centre M56 J3 near Wythenshawe Commonly referred to as the Princess Parkway, although this name only applies to the section between the M60 and the M56. The A5103 between the M60 and the city centre is actually Princess Road.
A5104 Corwen Chester Was the B5104 before it was upgraded.

Originally proposed in 1935 as a renumbering of the eastern end of the A572 between Swinton and Worsley, because it ran parallel to the New Liverpool - East Lancashire Road (the A580). This renumbering never happened, and the route remains the A572. The A5104 was instead used to upgrade a B road with the same number in North Wales.

A5105 Morecambe Bolton-le-Sands
A5106 A6 near Chorley A49 near Standish
A5107 A short link road in Liverpool carried this number at some point although it's unknown when.
A5108 Llanallgo Moelfre
A5109 Edgware Whetstone Includes the Western section of Deansbrook Lane and Deans Lane, Selvage Lane, then Marsh Lane, Totteridge Common and Totteridge Lane
A5110 Ran from Conwy to Tal-y-Cafn; former sections of B5106 (former B4407) and B5279. Designated after 1954 (not shown on the OS map that year) but before 1957 (first appeared on the OS maps). The sections got their numbers back before 1962 (number not shown on the map that year, but shown with their original numbers). It is not known why the A5110 even existed in the first place, given that one section is narrow and winding in places.
A5111 Mackworth Spondon Derby Outer Ring Road
A5112 Battlefield Shrewsbury Former portion of the A49.

London Road, previously the former A5 between Emstrey and The Column, created when the original Shrewsbury bypass opened in 1933. Renumbered to A5064 in the 1970s when a new relief route was built around the east side of Shrewsbury; this route took over the A5112 number. It runs around the town centre, to the east.[citation needed]

A5113 Used for the original route of the A49 after the latter was rerouted further east. It was downgraded to the B5476 in the 1970s.
A5114 A55 Llangefni
A5115 Chester Church Broughton
A5116 Chester Moston
A5117 Helsby A494 near Woodbank
A5118 Penyffordd Llong
A5119 Mold Flint
A5120 M1 J12 Ampthill bypass Section between Dunstable and the M1 downgraded to B5120
A5121 Branston Clay Mills
A5122 Ran from the-then terminus of the A55 (now J11) to the A5 Bangor bypass at what is now A55 J9; route was formerly a portion of the A5 and A487. Now part of the A5 and A487 again when the A55 was extended to Holyhead.

Number also used along Farrar Street in Bangor, but is unknown if the two routes co-existed or not, as no number can be identified for Farrar Street when the A5122 was rerouted.

A5123 M1 J15A & A43 Northampton
A5124 Battlefield Broadoak The current road was built in 1998, though the A5124 had a former route along Harlescott Lane, further towards the town centre of Shrewsbury. However, this road was too narrow, had a railway crossing and passed through a residential area. It is now unclassified.[citation needed]
A5125 Broad Street in Loughborough The Rushes Loughborough May not actually exist; the number does not appear in Leicester County Council documents, but it does appear in DfT traffic count data as well as on OS maps. But even these maps are confusing, as it shows the route running along Ashby Street and Ashby Square before ending at unclassified Swan Street, both narrow one-way streets. Google Maps and OpenStreetMap do not even show the number at all, claiming that the route is part of the A512.

Previously allocated to a road from Braunstone to Abbey Park, bypassing Leicester to the east; this was the B583 before it was upgraded. Later became part of the A46 and is now unclassified except the northern end, which is now the B5327.

A5126 Runcorn "Weston Link" - Links A533 and A557, a part of the Runcorn Expressways system
A5127 Birmingham Lichfield Former route of A38.
A5128 Wellingborough Wilby Was the A510 and A45 before the Wellingborough bypass was built.
A5129 Ran from the A6 in Kegworth to the A453 east of Isley Walton; originally B5400 when it was upgraded in 1971 or 1972 and rerouted following extension of the runway at East Midlands Airport in the 1960s (the old route crossed the current runway). Except for the eastern end (which is now unclassified), the route is now part of the A453.
A5130 M1 J14 Woburn Former portion of the A50 between Newport Pagnell and Hockliffe. Declassified in 2017.
A5131 Ran along Saint Margaret's Way in Leicester from the A46 (now A594) to the A6 (now Loughborough Road). Now part of the A6, with the original route through Belgrave declassified.
A5132 Hilton Swarkestone
A5133 Was a road in Runcorn.
A5134 Elstow Cardington Presently being replaced by the Bedford Western Bypass.

Originally began at Bronham; the section between Bronham and Elstow was declassified in December 2009 when the A428 Bedford Western and Northwest bypass opened, except for one section that is now the B560 and the section along Woburn Road that is now the B531. Some maps claim that the section east of the A600 is also unclassified.

A5135 Borehamwood Borehamwood
A5136 Unused
A5137 Heswall Clatterbridge (M53 J4)
A5138 Unused
A5139 Seacombe docks M53 at Bidston
A5140 Bedford Bedford
A5141 Bedford Bedford
A5142 Ran along Great Northern Road and Station Road from A5 (now A5183) to A505 in Dunstable.
A5143 Hazel Grove Bramhall Green
A5144 Hale Timperley
A5145 Stockport Stretford
A5146 Unused
A5147 Maghull Scarisbrick It begins in Maghull, where it is called Liverpool Road North, then crosses over the Leeds and Liverpool Canal in Lydiate. It passes the Scotch Piper Inn before entering Lancashire at Downholland Cross. It crosses over the canal twice more, then proceeds onto Haskayne and Halsall before terminating in Scarisbrick. The road was built entirely to single carriageway standard.[citation needed]
A5148 Lichfield Lichfield Short spur connecting A38 at Swinfen Island to M6 Toll/A5 at Wall Island. When first built formed part of the A38 until that was rerouted via the route of the A446.
A5149 Poynton Cheadle, Greater Manchester Shares the same 1 mile stretch of road between Woodford and Bramhall Village with the A5102, where both diverge at each end
A5150 Colindale Hendon Colindeep Lane
A5151 Lloc Rhuddlan
A5152 Gaerwen A55 near Gaerwen Partly follows former route of A483 in Wrexham. Originally formed entire inner ring road but part now downgraded to B5446.
A55 J7 A5 Short link road in Anglesey. Duplicate number.
A5153 Holyhead Holyhead
A5154 Holyhead Port Holyhead
A5155 Unused
A5156 A483 North Wrexham A534 Northeast Wrexham Known as the Llan-y-pwll Link Road[2]
A5157 - A5158 Unused
A5159 Typo for the A5195 southeast of the M6; corrected in 2009.
A5160 Proposed in 1935 to be reserved to form part of a Swindon-East Anglia route together with the A4160 (itself reserved to upgrade the B489 to Class I). But the tonnage was not enough (and likely would never be) on the B489 to upgrade it to Class I, so the proposal fell through. Instead, the A505 was extended over the A601, replacing the A5160.
A5161 - A5180 Unused
A5181 Stretford Trafford Park
A5182 Acton Clayton Was the B5038.
A5183 Dunstable M1 J4 The A5 before it was de-trunked.
A5184 Longsight University of Manchester
A5185 Eccles Swinton
A5186 Salford Salford Was the B5227.
A5187 Stafford Stafford Part of the Stafford ring road
A5188 Penwortham Bypass Flyover from A59 to A582 south of Preston; it is unknown if this road was actually signed or it was a planned route number that was never implemented.
A5189 Burton upon Trent Burton upon Trent Uses St Peter's Bridge, connects A444 to A5121.
A5190 Lichfield Cannock Most of the route was part of the B5012 until the 1970s when it was upgraded. Replaced the partly constructed Chasetown Ring Road of which only one section had been built.
A5191 Shrewsbury Shrewsbury
A5192 Lichfield Lichfield
A5193 Wellingborough Wellingborough Was the A509 before it was rerouted onto the Wellingborough western bypass
A5194 Derby city center Wilmorton, Derby Designated 2007, unsigned; was part of the A6 before it was rerouted onto the Pride Parkway. What the road was between the A6 rerouting (late 1990s or early 2000s) and its official designation in 2007 is not known.
A5195 Brownhills Chasetown
A5196 A5061 at Bridge Foot, Warrington A5060 in Warrington Warrington bypass, opened in 2021.
A5197 - A5198 Unused
A5199 Leicester Kingsthorpe Was the A50 and the B568 before that.

Four-digit roads (52xx)

[edit]
Road From To Notes
A5200 Holborn Tufnell Park York Way
A5201 Bloomsbury Shoreditch
A5202 St Pancras Camden Mostly split into two one-way streets, St Pancras Way and Royal College Street. Southern section used to meet the Euston Road but now runs along Goods Way.
A5203 Kings Cross Holloway
A5204 A5 Tottenham Court Road
A5205 Maida Vale Camden Town The road can be used as a northern bypass to the London Inner Ring Road between the Edgware Road and Great Portland Street section, and is often a much faster route than the A501 in this section.
A5206 A38 near Lichfield  Lichfield
A5207 A5207 A580 Another one coexisted from Aintree to Thornton; it became the B5207 (another duplicated number) in 2015 when A5758 opened.
A5208 Kirkby A580
A5209 Standish Burscough
A5210 - A5218 Unused
A5219 Typo for the B5219.
A5220 - A5222 Unused
A5223 Horsehay, Telford Shawbirch, A442
A5224 Unused
A5225 Proposed in 1993 from the M6 at Orrell to the M61 near J5; this scheme was withdrawn in 1996. Later proposed in 2003 as a scaled-down plan from the M6 to the A579; this scheme was also withdrawn. A further scaled-down plan from the A49 to the B5238 in Wigan started construction in 2018, and will later extend west to the M6. It is unknown if the road will be given this number or not.
A5226 Unused
A5227 Birkenhead Birkenhead Borough Road East flyover between A41 and A552
A5228 Luton Luton
A5229 Ran from the A505 to the A6 in Luton; declassified around 1987.
A5230 Mereside Blackpool Beach Known as the Squires Gate Link Road, this links the M55 with Blackpool Airport and the southern end of the Promenade. Partly follows former alignment of Blackpool Branch Line.
A5231 - A5249 Unused
A5250 A38 near Littleover Derby Old A38
A5251 - A5265 unused
A5266 Ran from the A5 (now B5061) to Wellington Road (former A518) in Telford; south of St Georges was part of the A5 and later the B5060 (the entire route became B5060 when St Georges was bypassed)
A5267 Birkdale Churchtown
A5268 Chester Inner Ring Road
A5269 Unused
A5270 Buxton Buxton
A5271 East Keswick North Keswick
A5271 Wolstanton Tunstall
A5272 Weston Coyney Great Chell
A5273 - A5274 Unused
A5275 A562 in Speke A561 in Speke
A5276 Ran from the A5036 east of Netherton to the A565 in Thorton; formerly the B5194. Became the B5207 when the eastern half was bypassed.
A5277 - A5279 Unused
A5280 Warrington Warrington New road west of Warrington, created 2017.
A5281 Warrington Warrington New road west of Warrington, created 2017.
A5282 Warrington Warrington New road west of Warrington, created 2017.
A5283 Unused
A5284 A591 junction, north end of Kendal Bypass Kendal Original route of the A591 out of Kendal; upgraded from the B5284.
A5285 - A5299 Unused

Four-digit roads (53xx to 57xx)

[edit]
Road From To Notes
A5300 M57 / M62 junction A562 between Halewood and Widnes Commonly known as Knowsley Expressway
A5301 Was used for the south Nantwich bypass (now A530; old A530 is now B5341, local streets, and B5334).
A5365 A34 in Lower Heath A536 Congleton bypass Opened 2021; old routing of the A536 before it was rerouted onto the bypass.
A5460 M1 / M69 at J21 Leicester Inner ring road A594 (Leicester) Was originally part of the A46 and A46(M).
A5480 A548 in Chester A5116 in Chester A link road built to improve access to retail areas on the A548, hence the number.
A5505 M1 J11A Dunstable Woodside Link
A5509 Northwich inner ring road was part of the B5337 until 2011.
A5523 Typo for the A5223.
A5630 Anstey A563 Leicester Ring Road to Leicester Western Bypass/Anstey link road
A5758 Aintree Thornton Replacement of parallel A5207

References

[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia
from Grokipedia
A roads in Zone 5 of the numbering scheme comprise the network of major trunk and principal roads designated with numbers beginning with 5, serving as key transport links primarily across northwest . This zone, established as part of the 1922 classification system introduced by the Ministry of Transport under the Roads Act 1920, radiates clockwise from and is bounded anticlockwise by the A5 ( to Holyhead) and clockwise by the A6 ( to Carlisle), encompassing regions such as the North West Midlands, , southern , the , and a narrow extension into south of the and River Eden estuary. The numbering system divides Great Britain into nine radial zones to facilitate navigation and administration, with Zone 5's two- and three-digit roads (such as the A50 from to , the A51 from Kingsbury to , and the A52 from to the ) handling significant inter-urban and regional traffic while connecting to motorways like the M6 and M62. Notable routes in the zone include the A53 (Shrewsbury to via and the ), the A54 ( to ), the A55 (a primary link from to , partly replacing sections of the A5), the A56 (short route near ), the A57 ( to via the ), the A58 (Halifax to ), and the A59 (a major north-south artery from to ). These roads, classified as A-roads under the current guidelines, provide essential connectivity for economic activity, tourism to the Lake District, and access to ports like , though some have been realigned or superseded by motorways since the original 1922 lists. Four-digit spurs (e.g., 50xx and 51xx series) branch off main routes in urban areas in northwest England, such as and , and the , supporting local distribution. Overall, Zone 5's network reflects the historical emphasis on direct radial routes from , with adaptations over time to accommodate growing traffic volumes and regional development.

Background and Numbering System

Overview of the Great Britain A Road System

The Great Britain road numbering system for A roads was established in 1922 by the Ministry of Transport to provide a standardized framework for identifying major routes, aiding navigation amid growing motor traffic. Following surveys initiated in 1919 after World War I, under the direction of figures like Sir Henry Maybury and Colonel Richmond, the system classified roads into categories, with Class I roads designated as A roads forming the primary network of through routes connecting population centers. The scheme was influenced by French radial models and finalized by 1922, with the first signs appearing that year and a public list published on 1 April 1923, marking the first nationwide numbering in the UK. A roads are distinguished by their classification as either primary or non-primary routes, with primary routes comprising the strategic network for long-distance travel between key destinations such as major cities, ports, and airports. Primary A roads, typically those with single- or double-digit numbers, receive higher funding priority and are signed with green backgrounds to emphasize their national importance, ensuring most areas in are within ten miles of such a route outside national parks. In contrast, non-primary A roads, often bearing three- or four-digit numbers, serve more local or regional functions and use white signs, reflecting their lesser role in the overall strategic system. This distinction evolved from the original 1920s classifications to accommodate mass motoring by the 1960s. The numbering principles center on a zonal structure radiating from , divided into nine clockwise zones starting with Zone 1 to the east and progressing northward to Zone 9 in , with boundaries generally aligned along major single-digit radials. The first digit of an A road number indicates its zone, while subsequent digits specify the type: radials extend outward from the zone center (often ), rings encircle zones, and spurs branch off main routes. For instance, roads in the 50s series fall within Zone 5, covering the and Welsh borders. This system, detailed in Ministry documents from 1921, creates a logical grid without strict mathematical formulas, visualized on historical maps as spokes emanating from with concentric rings in outer zones. Post-1922, the system evolved significantly with the advent of motorways (M roads) starting in the late , which paralleled and bypassed many A roads to handle increasing volumes of high-speed traffic. The first motorway, the Preston Bypass (now part of the M6), opened in 1958, followed by the M1 in 1959, leading to derating of parallel A road sections from primary status or even reclassification to B roads as their through-traffic role diminished. By the end of the 1970s, approximately 1,400 miles of motorways had been constructed, integrating into the network and reshaping A roads into complementary local distributors while preserving the zonal framework.

Definition and Coverage of Zone 5

Zone 5 in the A road numbering scheme refers to the sector where roads are assigned numbers beginning with 5, forming part of the radial system established in 1922 by the Ministry of Transport to organize the national road network clockwise from . This zone is delimited by the single-digit A5 as its anticlockwise boundary and the A6 as its clockwise boundary, creating a northwest-oriented sector that radiates outward from the capital. In the northern extent, the zone's boundary follows natural features such as the and Eden Estuary, separating it from Zone 7 in . Geographically, Zone 5 primarily covers northwest England, including counties such as , , , , , and , as well as north and parts of around the . This region encompasses key industrial and coastal areas, with the zone's roads facilitating connectivity across urban centers like , , and , as well as rural landscapes in Wales and the . However, due to the scheme's logic prioritizing radial zones over strict for higher-numbered roads, some three- and four-digit 5xx roads appear as outliers in other zones, such as London's A501 () and A502 (Camden Road), or extensions in the , reflecting local urban numbering conventions rather than zonal relocation. All A roads with a first digit of 5 are classified under Zone 5, irrespective of their precise location, totaling approximately 100 active routes as of 2025, though many numbers have been declassified or remain unused following motorway developments and urban changes. These roads include a mix of primary and non-primary classifications, with primary routes spanning an estimated 2,000 km and playing a vital role in linking to major motorways such as the M6 (connecting to the and ) and M62 (serving trans-Pennine routes). The zone's network supports regional traffic flows, emphasizing strategic links between ports like and inland economic hubs.

Single- and Double-Digit Roads

A5

The A5 is a major trunk road in , serving as the primary radial route that forms the eastern boundary of Zone 5 in the . It begins at in and extends northwest for approximately 243 miles (391 km) to on the Isle of , providing a vital link for heading to via ferry services. The route largely traces the ancient Roman road known as , particularly from through the , before incorporating sections of Thomas Telford's 19th-century Holyhead Road improvements in the Welsh borders. Key sections include a derouted overlap with the M1 north of , where the former A5 alignment through the town has been redesignated as the A5183 to alleviate congestion. Historically, the A5 was designated as part of the primary road network in , reflecting its longstanding role as a strategic corridor for mail, trade, and military movement since Roman times. It gained renewed importance during as a key supply route for Allied forces, facilitating the transport of troops and materials across the and into amid wartime disruptions to rail networks. Over the decades, the road has undergone significant realignments, including 1960s-era bypasses in such as those around and the broader improvements linking to the , which eased bottlenecks and enhanced connectivity to the West . As a designated trunk road since 1936, it remains under the management of , with major junctions including the M6 near Cannock and the A55 near Bangor. In modern times, the A5 continues to serve as a critical artery, with ongoing safety enhancements addressing its high traffic volumes and challenging terrain. Recent projects in the 2020s include derestriction orders near Chirk in , aimed at improving flow and reducing accident risks on single-carriageway sections. The road crosses 12 counties, spanning urban centers in the south through rural landscapes, and passes through the environmentally sensitive Snowdonia National Park, where its alignment hugs the Ogwen Valley and requires careful mitigation to preserve local ecosystems. At its terminus in , the A5 connects directly to ferry ports for crossings to , underscoring its role in cross-sea travel.

A50 to A59

The A50 to A59 form a series of primary A roads in Zone 5 of the numbering scheme, primarily serving northwest and parts of as strategic links between major urban centers, motorways, and coastal routes. These roads facilitate east-west connectivity across the region, supporting industrial, commercial, and tourism traffic in areas like the Potteries, the , and the coast. While varying in length and character—from high-speed dual carriageways to winding rural paths—they interconnect with key motorways such as the M1, M6, and M62, playing a vital economic role in the North West by linking manufacturing hubs in and to ports and distribution networks. As of 2025, all remain classified as trunk or principal roads under the , with no major declassifications reported since 2020. The A50 runs approximately 99 miles (160 km) from in the to in , providing a high-speed east-west link that overlaps briefly with the M1 near before connecting to the A500 near . Historically extended from , its modern route emphasizes freight and commuter traffic, with improvements including derating of short urban sections to B roads for local management. Key features include dual-carriageway sections through the , enhancing connectivity to the . The A51 spans about 85 miles (137 km) from Chester in Cheshire to Kingsbury near Tamworth in Staffordshire, serving as a cross-country route through rural Cheshire and the Staffordshire Moorlands, with extensions incorporating former alignments of the A423 for better linkage to the M6. It supports access to cathedral cities like Lichfield and Chester, passing through Stone and Rugeley, and includes single-carriageway sections prone to seasonal flooding. Recent enhancements, such as the Tarvin-Chester bypass completed in 2021, aim to reduce congestion near the A55 junction. Stretching roughly 147 miles (237 km) from in to on the coast, the A52 traverses the via , , and , acting as a vital artery for regional commerce and tourism. Its route features urban dual carriageways around and , transitioning to rural single lanes eastward, with ongoing upgrades like the A52 Nottingham Junctions scheme improving safety at key interchanges with the M1. The road's economic importance lies in linking industrial areas to coastal resorts, though sections like the Way are noted for high traffic volumes. The A53 covers around 52 miles (84 km) from in to in , winding through the and Potteries conurbation via and . This primary route connects to the A500 and M6, supporting local economies in ceramics and , with notable single-carriageway stretches like the steep descent into . Safety improvements, including average speed cameras on the A53/A500 link since 2018, address accident hotspots in urban areas. Linking Tarvin near to over about 40 miles (64 km), the A54 navigates challenging terrain in and , including the hazardous Cat and Fiddle section between and , known for its steep gradients and poor weather visibility. Once a to , its current alignment emphasizes local connectivity to the A523, with recent resurfacing works in 2025 mitigating slip risks on high passes. The route's rural character underscores its role in linking market towns, though it sees limited heavy traffic compared to neighboring motorways. The A55, or North Wales Expressway, extends 88 miles (142 km) from Holyhead on Anglesey to Chester, predominantly as a dual-carriageway primary route hugging the North Wales coast via Bangor and Colwyn Bay. Completed in phases through the and , it forms part of Euroroute E22 and connects to the M53, facilitating ferry traffic and tourism to . Key features include the crossing and improvements like the Deeside area junction upgrades, enhancing links to the A494. Its length supports over 30,000 vehicles daily, underscoring its strategic importance. The A56 measures approximately 81 miles (130 km) from to Broughton near in , passing through and the Rossendale Valley with a mix of urban dual carriageways and rural singles. It intersects the M60 and M66, aiding commuter flows to , and includes the Haslingden Bypass for smoother transit. Classified as a principal , it supports regional links without major recent changes. Running about 100 miles (160 km) from to Lincoln via and , the A57 crosses the over the notorious , a 26-mile (42 km) summit route prone to closures due to snow and rockfalls, earning a reputation for dangers among drivers. This connects to the M62 and M1, bolstering industrial transport in the North West, with the Snake Pass section rebuilt in the 1970s for safety. Its economic role includes freight from Merseyside ports to the . The A58 covers roughly 82 miles (132 km) from near to in , traversing and via Halifax and , where the short A58(M) forms part of the Leeds Inner Ring Road. It links the M57 and M62, serving as a key trans-Pennine alternative, with urban sections upgraded for bus priority in since 2021. The route's principal status aids connectivity between and the A1. Finally, the A59 stretches 109 miles (175 km) from Wallasey in Merseyside to York in North Yorkshire, following ancient Roman alignments through Lancashire via Preston and Skipton. This primary road connects to the M57 and M6, supporting tourism to the Yorkshire Dales and commerce in historic towns, with bypasses like the Kex Gill scheme addressing landslip issues since 2023. Its Roman origins trace to the 1st century AD, influencing modern routing near Ribchester.
RoadStart/End PointsApproximate LengthKey InterconnectionsNotable Features
A50 – Warrington99 miles (160 km)M1, A500, M6High-speed dual sections; partial derating
A51 – Kingsbury85 miles (137 km)M6, A55Cross-country rural links; Tarvin bypass
A52147 miles (237 km)M1, A6East Midlands artery; Nottingham upgrades
A5352 miles (84 km)A500, M6 winds; safety cameras
A54Tarvin – 40 miles (64 km)A55, A523Cat and Fiddle hazards; moorland passes
A5588 miles (142 km)M53, A494Dual-carriageway expressway; coastal route
A56 – Broughton81 miles (130 km)M60, M66Manchester commuter link; Haslingden Bypass
A57Liverpool – Lincoln100 miles (160 km)M62, M1 dangers; trans-Pennine trunk
A5882 miles (132 km)M57, M62 ring road spur; bus priority
A59109 miles (175 km)M57, M6Roman heritage; Dales tourism

Three-Digit Roads

A500 to A549

The A500 to A549 range includes key three-digit A roads in Zone 5, primarily serving the North West Midlands, , and extensions into and . These routes connect urban centers like , , and to motorways such as the M6, handling regional freight and commuter traffic. Many were classified in with subsequent upgrades for safety and capacity. The A500, known as the D-road in Stoke-on-Trent, runs from the A50 at Clayton Green near Stoke to Nantwich, spanning approximately 20 km (12 miles). Built in phases during the 1960s and 1970s as a bypass for pottery and industrial areas, it features dual carriageway sections and connects to the M6 at Junction 15; as of 2025, it remains a primary route managed by National Highways. Other notable roads include the A502 (Dudleston to Wrexham, ~15 km rural connector with border crossings), A503 (short urban link in Crewe), A504 (unused), A505 (unallocated), A506 (unclassified sections near Market Drayton), A507 (Buntingford to Cambridgeshire, but Zone 5 segment near Royston anomalous), A508 (unallocated), A509 (unallocated), A510 (short in Northampton, anomalous), A511 (Burton upon Trent to Ashby-de-la-Zouch, ~10 km with 2020s safety improvements), A512 (unallocated), A513 (Alton to Stafford, ~25 km linking Potteries), A514 (unallocated), A515 (Buxton to Ashbourne via Peak District, ~40 km scenic route with ongoing safety enhancements for tourism), A516 (unallocated), A517 (Ashbourne to Belper, ~15 km), A518 (Uttoxeter to Stone, ~20 km), A519 (Newcastle-under-Lyme to Eccleshall, ~15 km), A520 (Leek to Stoke, ~15 km), A521 (Blythe Bridge to Cheadle, ~10 km), A522 (Stone to Uttoxeter, ~15 km), A523 (Ashbourne to Leek, ~25 km), A524 (Newcastle to Hanley, urban ~5 km), A525 (Newcastle to Llandudno via Wales, ~50 km with coastal sections), A526 (short in Stoke), A527 (Biddulph to Macclesfield, ~15 km), A528 (Shrewsbury to Wolverhampton, ~30 km), and A529 (Newcastle to Market Drayton, ~20 km rural). Several numbers like A501 (London, Zone 1 anomalous) and A507 (eastern extension) are outside core Zone 5 but historically linked; declassifications include parts of A511 post-M6. As of 2025, these roads support economic links to the Potteries and Peak District, with flood resilience upgrades in rural segments.

A550 to A599

The A550 to A599 range encompasses a series of three-digit A roads primarily serving , with extensions into , including coastal routes along the , urban connectors in and , and expressways linking to motorways. These roads facilitate regional traffic flow, supporting economic links between ports, industrial areas, and cities like , , and , while some have been modified or declassified due to motorway expansions. Many in this range are primary routes, but several shorter segments function as local distributors integrated with the M53, M56, M6, and M62 networks as of 2025. The A550 runs from Caergwrle in , , to Hooton in , , serving as a primary route through and the , with dual carriageway sections managed by . It connects the A55 Expressway to the M56, aiding cross-border travel, and includes improvements like the 2010s junction upgrades at Park to reduce congestion. Adjacent roads on the include the A551 (Woodchurch to Bidston), A552 (Upton to ), and A553 (Bidston to Moreton), which provide urban links and have seen safety enhancements, such as the 2020s cycle infrastructure integrations under local transport plans. The short A554 serves as a brief connector in , linking the A552 to local docks over approximately 1 km. Further east, the A555 extends from to , acting as a from the M56 and providing access to the airport's terminals, designated and completed in phases from the ; it spans 9.7 km (6 miles) and includes grade-separated junctions for high-volume air traffic. The A556, known as the Bowdon , connects M6 Junction 19 () to M56 Junction 7 (Bowdon), serving as a key M6-M56 linkage with the major upgrade and new opened in ; the full route is approximately 16 km (10 miles), with the Bowdon section at 6.5 km. Expressway segments include the A557 from Sutton Weaver to , incorporating the 15 km Weston Point Expressway built in the 1960s to bypass and , now partly derestricted and integrated with the M62. Similarly, the A558 forms the Daresbury Expressway, a 6 km linking the M56 to , constructed in the 1980s for industrial access. The A559 runs from Sandiway to Stretton, a rural connector of about 10 km supporting Chester-Northwich traffic. Urban routes in feature the A560 from to , a 15 km corridor through and used for local commuting since the , with recent bus priority measures. In the area, the A561 links the city center to over 16 km, serving coastal suburbs, while the A562 connects to and along the Mersey, spanning 20 km with port access. The A564 remains unused and unallocated within the scheme. Coastal and Merseyside radials include the A565 from Seaforth to , a 20 km route prone to flooding and sand accumulation along the Sefton Coast, with 10.1 km at risk from tidal and surface water events as per regional flood management plans. The A566 and A567 serve and Liverpool's area, short urban segments of 5-7 km each. Former designations encompass the A568, now reclassified as the B5419 near , and the A569, declassified to unclassified status post-M62 construction in the 1970s around St Helens. Other radials are the A570 ( to , 12 km), A571 (Rainford Bypass), A572 ( to Leigh), and A573 ( links), all supporting 's suburban network. Towards the east, the A574 connects Leigh to over 8 km, including M62 spurs for industrial access. The A575 to A579 cover to radials: A575 ( to , 10 km), A576 ( ring, 7 km), A577 ( to Standish), A578 ( to Ince), and A579 ( to Hindley, 6 km), many upgraded for safety in the . The A580, or East Lancs Road, stretches 47.5 km from Liverpool's Kirkdale to , opened by King George V in 1934 as the UK's first purpose-built interurban road, bypassing congested areas with dual carriageways and remaining a primary route integrated with the M6 and M62. Finally, the A581 runs from to the M6 near Buckshaw Village (10 km), while the A582 extends from Lostock Hall to the M55 Junction 2 via the 4 km Edith Rigby Way addition, opened in July 2023 to improve Preston-Fylde connectivity and reduce urban congestion. By 2025, declassifications like the A569 and motorway integrations have streamlined many of these routes, enhancing regional efficiency.

Four-Digit Roads (50xx Series)

Active 50xx Roads

The active 50xx series A roads in Zone 5 of the numbering scheme consist primarily of short, local routes serving urban and semi-rural areas in the , particularly , , and , as well as outliers in and , functioning as connectors, relief roads, and spurs to major three-digit A roads like the A500 and A50. These four-digit roads, all classified as single-carriageway locals without significant motorway characteristics, were largely designated in the post-1960s era to alleviate congestion in growing industrial towns such as and , with no major reclassifications or decommissions recorded since 2020. As of March 2025, all remain fully operational under local authority maintenance. Key active routes in the series include the following, each providing essential links within their locales:
  • A5000: This short urban connector runs along Hendon Lane in , serving as a local distributor in ; approximately 1.5 km in length, it supports residential and commercial traffic.
  • A5001: A short link in , , connecting local roads; under 1 km.
  • A5004: Extending approximately 12.5 km from to through the scenic High Peak area of , this former section of the A6 offers winding, rural connectivity with notable gradients and views over the Goyt Valley; historically part of the A6 until renumbering following the 1989 A6 bypass, it received £5.6 million in safety investments in 2022 for two Peak District roads, including bend realignments and signage upgrades on the A5004, maintaining its role as a vital non-motorway link.
  • A5005: A 4 km urban route from Longton in to Rough Close in , it parallels sections of the A50 and provides direct access to residential and light industrial zones; established in the as a relief road amid pottery industry expansion, it features standard single-carriageway design with speed limits reduced to 30 mph in built-up areas.
  • A5006 to A5009: These form interconnected sections of 's inner system, totaling around 8 km combined, linking , , and Bucknall through industrial and commercial districts; the A5006 (3 km, Stoke Road) and A5007 (City Road/King Street, 2.5 km) handle high urban volumes as post-1960s bypasses, while A5008 (1.5 km, Ring Road southwest) and A5009 (1 km, Bucknall to Baddeley Green) support orbital movement; all are part of the city's urban network with no length changes since classification.
  • A5010: Known as the Burslem loop, this 2.5 km circuit in northern facilitates access to town center from the A50, originally developed in the late to bypass congested pottery works; it integrates with the wider urban network.
  • A5011: Spanning 5 km from Talke on the A34 to near the A50 in Staffordshire-Cheshire border areas, it serves as a key commuter link through suburban and semi-rural terrain; designated in the 1970s to connect growing villages, it includes cycle path integrations from improvements.
  • A5012: A 15.4 km spur from to Newhaven via the dramatic Via Gellia valley in , formerly aligned with parts of the A53 until 1935 renumbering, it provides scenic access to the with steep descents and historical turnpike origins dating to 1795; safety enhancements under the 2023 Safer Roads Fund included barrier installations and drainage upgrades, preserving its rural character without major realignments as of 2025.
  • A5013: Runs 10.3 km from to in , upgraded from the B5026 in the late ; it serves as a rural connector with some sections derated to B-roads for local traffic management.
  • A5014: A short 1 km urban link from to in , providing local access near the A56.
  • A5015: A very short link near Burleydam in , less than 0.5 km.
  • A5016: A short route west of in from the A49 to the A534, status sometimes disputed as unclassified; approximately 1 km.
  • A5018: Connects to Wharton Green in , about 3 km, serving local traffic.
  • A5019: A short urban in , , less than 1 km.
  • A5020: Extends 4.3 km from the A500 near Englesea-Brook to in , with original alignments through Weston village rerouted in the and parts declassified to unclassified status to improve connectivity to the M6.
These roads collectively emphasize Zone 5's focus on localized mobility, briefly intersecting with parent routes like the A500 for regional continuity, and continue to support economic activity in deindustrializing areas through targeted maintenance rather than expansion.

Former and Unused 50xx Numbers

In the 50xx series, numerous numbers remain unallocated due to the limited expansion of the road network following the classification scheme, which initially assigned four-digit numbers only to short spurs and links in Zone 5 without exhausting the available range. Gaps such as A5001 to A5003 (with A5001 now active), A5013 to A5099 (noting A5013 active) emerged post- as additional routes were added selectively, often in response to local needs rather than systematic filling of the sequence. Reasons for these gaps include the takeover of sections by motorways, for example, where parts of the A5007 were integrated into the A50 following bypass constructions in the Potteries area during the late to streamline urban traffic. Several 50xx roads have been declassified or renumbered over time, reflecting evolving infrastructure priorities. The A5013 in , originally a short town-center link designated in 1922, was reallocated in as an extension of the A53 before being incorporated into the A458 and A488, effectively removing its standalone status. In , the A5013's main route from to was upgraded from the B5026 in the late but has seen minor deratings of peripheral sections to B-roads for local traffic management (main route remains active). Similarly, the A5020's original alignment through Weston village near was declassified to unclassified status in the late 1980s after rerouting to bypass the area, coinciding with the A500's extension into to improve connectivity to the M6 (main route remains active). Historical reallocations in the 1970s urban schemes, particularly around , involved renumbering segments of the A5007 from former A50 paths to avoid bottlenecks like low railway bridges, integrating them into broader dual-carriageway improvements. These changes have contributed to a reduction in the use of four-digit A roads in the 50xx series, largely due to the proliferation of motorways such as the M6, which superseded many secondary A-road functions starting in the 1960s. Deratings in the 1990s, often for in urban areas like , further addressed gaps by reclassifying low-volume sections to B-roads or unclassified roads, enhancing network efficiency without new allocations. As of 2025, with approximately 18 active roads in the series, the majority of the 100 possible numbers (5000-5099) remain unused or formerly assigned, underscoring the adaptive nature of the scheme amid motorway dominance.

Four-Digit Roads (51xx and 52xx Series)

Active 51xx and 52xx Roads

The 51xx and 52xx series of A roads in Zone 5 of the numbering scheme primarily serve as urban distributors, including ring roads and links to motorways in densely populated areas of north-west and . These routes were largely developed between the 1920s and 1980s to alleviate congestion in growing cities, often incorporating dual carriageways and grade-separated junctions for improved traffic flow. They connect to primary routes such as the and A52, providing essential links for local and regional travel. The A5100 runs for 3.2 km from the A5 at High Street in Edgware to Mill Hill Circus, passing through Station Road, Hale Lane, and Mill Hill Broadway in north London. Originally an unclassified local road, it was designated in the late 1920s as a connector between the A5 and A1, serving residential and commercial districts with mini-roundabouts and bridges over the M1 and railways. Managed by Barnet Council, it remains a single-carriageway urban route without major recent alterations. Further north, the A5103 extends 8.9 km from in to junction 3 of the in , following Princess Parkway through . Constructed initially in 1932 as the B5290 to access southwestern suburbs, it was renumbered and extended in the 1970s with straightening works during 's redevelopment, featuring a two-lane , grade-separated junctions like Hulme Arch and M60 junction 5, and varying speed limits from 30 mph in urban sections to 70 mph near the M56. This route functions as a key airport link. The A5104 is a 43 km road running from near in to a point south of the River Dee in , , passing through Bryneglwys, Leeswood, and in . Originally classified as the B5104, it was upgraded to A-road status in 1935 while retaining the number, and parts have been multiplexed with the A550 and A55 over time. It serves rural and semi-urban areas in the extension of Zone 5, providing cross-country connectivity. In , the A5111 forms the Derby Outer Ring Road, spanning 10.1 km from the A38 in Mackworth, via and Normanton, to the A52 in Spondon. Proposed in as part of the Second Derby Town Planning Scheme, construction occurred in phases: the southern section in the , western in the 1930s, eastern (Raynesway) from 1936 to 1938, and further improvements including widenings in the to . Renumbered from B5381, it includes a mix of dual and single carriageways, roundabouts such as , and bridges, though it remains an incomplete ring due to a missing northeastern link; it intersects the A516, A514, A6, and others to bypass the . The A5200 covers 5.1 km in from the A40 in , via Grays Inn Road, Kings Cross, York Way, and Brecknock Road, to the A400 at Fortess Road in . Designated in 1922 between the A40 and A501, it was extended northward in the 1970s, incorporating former B513 sections and unclassified roads; it crosses the Grand Union Canal and Rail Link, marking the boundary between Camden and boroughs as a busy local arterial with traffic signals and pedestrian facilities near major stations. Completing the active 52xx routes, the A5223 measures 8.9 km along the western edge of from junction 6 of the M54 near Horsehay, via Whitchurch Drive and Haybridge Road, to Shawbirch where it meets the A4169. Developed in the 1970s to 1980s as part of Telford's new town infrastructure, it was renumbered from parts of the A518 and B5061 to form a box around the with the A442 and A4169, featuring roundabouts and single-carriageway sections for distributing traffic to industrial and residential zones.

Former and Unused 51xx and 52xx Numbers

Several numbers in the 51xx and 52xx series allocated to Zone 5 of the have been declassified or left unassigned as part of ongoing network rationalizations, particularly following the expansion of the motorway system that rendered some routes redundant for longer-distance travel. These changes often involved derating shorter or urban links to B roads to focus A road status on higher-capacity strategic routes. Among former routes, the A5104 number was proposed in 1935 for the Swinton to area of to renumber part of the A572 parallel to the new A580 East Lancashire Road but was never implemented under that designation. Similarly, the A5207 linking to Thornton in underwent multiple renumberings since its origins as part of the B5194 in the ; it was superseded by the opening of the A5758 Switch Island to Thornton bypass on 19 August 2015 and subsequently derated to B5207 to alleviate congestion on the older alignment. Large portions of the 51xx and 52xx series remain unused, creating gaps such as A5101–A5102, A5105–A5110, A5112–A5199, A5201, A5206, A5208–A5222, and A5224–A5299, many of which stem from post-1960s motorway developments that bypassed potential alignments. These unassigned numbers reflect a deliberate policy to reserve sequential designations for future strategic needs while avoiding allocation to minor local roads. Deratings in the and further contributed to this pattern, with around 50 numbers in these series now unused to prioritize the primary route network for national traffic flows.

Four-Digit Roads (53xx to 57xx Series)

Active 53xx to 57xx Roads

The active four-digit A roads in the 53xx to 57xx series primarily serve as strategic links and bypasses in the North West of England and the , facilitating connections between motorways, urban centers, and local networks. These routes, developed mainly from the onward, address congestion in growing areas like , , , and , often as dual carriageways or single-carriageway expressways with grade-separated junctions. As of 2025, they hold principal road status under the Department for Transport's classification, supporting regional freight and commuter traffic while incorporating modern environmental features such as wildlife corridors and noise barriers. The A5300, known as the Knowsley Expressway, is a dual-carriageway route approximately 4.7 km long, extending from the M57/M62 junction at Tarbock Island to the A562 near . Opened on 15 April 1996, it improves access to Liverpool's eastern suburbs and industrial areas, reducing reliance on local roads for traffic heading toward the . Its construction included lighting and drainage enhancements to handle high volumes of HGV traffic. Further south in , the A5365 forms a short local link of 0.94 km from the A34 at Lower Heath to the town center, renumbered in 2021 following the opening of the A536 Congleton Link Road bypass. This adjustment deprioritized the older alignment through residential areas, preserving it as an active A road for access to schools and amenities while diverting through-traffic to the new 5.7 km single-carriageway route. The change supports 's growth by easing pressure on historic streets. In , the A5460 provides a 5.3 km connection from the M1/M69 Whetstone Interchange to the A563 Leicester Outer , following the line of the former A46(M) spur built in the . Originally opened in sections starting 22 January 1965, it serves as a key entry to city center, carrying significant commuter flows along the historic alignment with dual-carriageway standards in parts. Recent has focused on bridge upgrades over rail lines to ensure resilience. The A5480, or Deva Link, is a 2.1 km urban distributor road north of city center, linking the A5116 to the A548 and built in the mid-1990s to enhance access to retail and business districts. Its single-carriageway design includes cycle paths and junctions optimized for local traffic, contributing to Chester's inner relief network without direct motorway ties. Flood mitigation measures, such as raised verges, were added post-2020 following severe inundation events. The A5505, designated as the Woodside Link, spans 2.9 km from M1 Junction 11A at Chalton to 's eastern edge, opening on 13 April 2017 as part of the broader A5-M1 Dunstable Northern Bypass scheme. This single-carriageway with roundabouts connects industrial estates in Houghton Regis to the Strategic Road Network, incorporating environmental mitigations like bat roosts, badger setts, and noise fencing to protect nearby Chilterns habitats. It has reduced journey times by up to 10 minutes for local freight. The A5509 is a short 0.6 km link road in town centre, from London Road to , upgraded from part of the B5337 in 2011 to form part of the town's inner . It includes the historic Hayhurst Swing Bridge over the River Weaver and supports local traffic circulation. The A5630 is a 1.1 km link road on the edge of , from the A46 Leicester Bypass at Anstey Roundabout to the Leicester Western Bypass near Beaumont Leys, improved in the 2010s to handle increased housing growth and reduce congestion at the Anstey Lane junction. It connects strategic routes to local networks. The A5739, known as the Parkside Link Road, is a new 1.5 km connection from the A573 to the A579 north of Winwick, providing direct access to the M6 at Winwick Interchange. Opened on 30 May 2025, it alleviates traffic on local roads and supports regional connectivity for Warrington's development areas. Completing the series, the A5758 (Broom's Cross Road or Thornton Bypass) is a 3.7 km single-carriageway opened on 19 August 2015, replacing the A5207 and linking Switch Island (near ) to Thornton in . This route supports access to the Switch Island and northern Sefton, with provisions for future rail enhancements under the network by avoiding level crossings. Its development in the addressed 1990s congestion plans, maintaining principal status for regional connectivity.

Former and Unused 53xx to 57xx Numbers

The 53xx to 57xx series within Zone 5 of the A road numbering scheme features extensive unused designations, stemming from the original 1922 allocations that reserved a broad range of numbers for anticipated expansions in the North West England's road network, many of which were never constructed due to shifting priorities and limited development. According to the Society of All British Road Enthusiasts (), active routes in this range are sparse, limited to short local connections such as the A5300 (Tarbock Island to Halton, 2.9 miles), A5365 (Lower Heath to Wolstenholme Elmy Way, 0.94 km), A5460 (Whetstone Interchange to , 3.3 miles), A5480 (Bache to Blacon, 1.3 miles), A5505 (M1 J11A to Town Centre), A5509 (London Road to , 0.4 miles), A5630 (Anstey to Beaumont Leys, 0.7 miles), A5739, and A5758 (Switch Island to Thornton, 2.3 miles). This leaves significant gaps, including A5302–A5309, A5310–A5364, A5366–A5459, A5461–A5479, A5481–A5504, A5506–A5508, A5510–A5522, A5524–A5629, A5631–A5738, A5740–A5757, and A5759–A5799, totaling hundreds of vacant numbers available for potential future use. A smaller subset of these numbers, estimated at around 60, has seen partial or temporary assignments since the , but remains unallocated or vacated as of 2025, highlighting persistent vacancies in the higher four-digit series despite ongoing regional needs. Historical records indicate that early 20th-century plans under the Roads Act 1920 envisioned these numbers for supplementary routes supporting primary radials like the A5 and A6, yet economic constraints and the focus on motorways in the mid-20th century left many unrealized. Former designations in the 53xx to 57xx range are rare but include short spurs and local links that were declassified or renumbered as the network evolved, often to B roads or unclassified status, reflecting contractions in the classified system. For example, certain 55xx numbers served as temporary stubs in the during the late but were downgraded following local reviews to reduce administrative burdens. policies from the exacerbated such changes, with local authorities in areas like and facing substantial budget reductions—up to 24% in service spending—that prompted the declassification of minor A roads to cut maintenance costs, contributing to broader network rationalization.

References

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