Phra Lao covers parts of tambon Phra Lao, and Phana covers further parts of tambon Phra Lao and parts of tambon Phana. There are a further three tambon administrative organizations (TAO).
Phra Lao covers portions of tambon Phra Lao, while Phana includes additional areas within tambon Phra Lao and tambon Phana. There are also three more tambon administrative organizations (TAO).