Chah Talekh (Persian: چاه تلخ, also Romanized as Chāh Talekh; also known as Ḩasanābād and Chahtālkh)[1] is a village in Azari Rural District, in the Central District of Esfarayen County, North Khorasan Province, Iran. At the 2006 census, its population was 36, in 9 families.[2]