Golpāyegān located in Isfahan province, bordered on the south by Bakhtiari’s mountains and Khansar county, on the east by the county of Barḵhar and Meyma, on the north by the counties of Mahallat and Khomein (Kamare), and on the west by Aligudarz county (province of Lorestān).
By the early 10th century, Khorheh had become a famous city of Jabal province, followed by Tafresh and Khomein.