346 kilometres from Bangkok, Phetchabun borders on three regions, the North, the Central and the Northeast. The central part of the province is on the Pa Sak river basin with mountain ranges running along both the western and eastern sectors. Because of the fertility of the land, Phetchabun has always been an agriculturally productive area. The very name of the province actually means the land of crops and foods.

Today, Phetchabun is a province with rich tourism potential. Its climate is pleasant due to the mountainous and forested areas and it has a history of richness and prosperity for more than 1,400 years. As and Sukhothai styles have been discovered.

Phetchabun is administratively divided into the following districts: Muang, Lom Sak, Lom Kao, Chon Daen, Nong Phai, Wichian Buri, Si Thep, Bueng Sam Phan, Wang Pong, Nam Nao and Khao Kho.