There are five townships (thesaban tambons) within the district: Tha Muang, Nong Khao, and Nong Takya each cover parts of the same-named tambon, while Samrong covers parts of tambon Phang Tru and the tambon Wang Sala.
There are five administrative divisions within the district: Tha Muang, Nong Khao, and Nong Takya each encompass parts of their named tambon areas, while Samrong includes sections of tambon Phang Tru and tambon Wang Sala.