In Sukhothai Kingdom era, Mueang Kosamphi was a satellite city of the frontier city Mueang Chakangrao (Kamphaeng Phet), at same level as Mueang Nakhon Chum, Trai Trueng, Phan, and Phangkha.
During the Sukhothai Kingdom period, Mueang Kosamphi served as a smaller city in the vicinity of Mueang Chakangrao (Kamphaeng Phet), comparable in status to Mueang Nakhon Chum, Trai Trueng, Phan, and Phangkha.