Reichenbach (German pronunciation: [ˈʁaɪçn̩bax] ^ⓘ) is an Ortsgemeinde – a municipality belonging to a Verbandsgemeinde, a kind of collective municipality – in the Birkenfeld district in Rhineland-Palatinate, Germany. It belongs to the Verbandsgemeinde of Baumholder, whose seat is in the like-named town.

The municipality lies on the like-named brook, the Reichenbach, west of the 563 m-high Feldberg. The municipal area is 37.5% wooded.

Reichenbach borders in the north on the municipality of Frauenberg, in the east on the Baumholder military drilling ground, in the south on the municipality of Ruschberg and in the west on the municipalities of Nohen and Kronweiler.

Also belonging to Reichenbach are the outlying homesteads of Gerichtmannsmühle, Reichenbacherhöfe and Sonnenhof.

The council is made up of 12 council members, who were elected by majority vote at the municipal election held on 7 June 2009, and the honorary mayor as chairman.

Reichenbach's mayor is Olaf Schmidt.

The municipality's arms might be described thus: Per bend azure a bend sinister wavy between two millrinds palewise in bend, issuant from base a mount of three all argent, and chequy gules and argent.

The “chequy” field is a reference to the village's former allegiance to the County of Sponheim.