Following a decision of the Thai government on May 15 2007, all of the 81 minor districts were to be upgraded to full districts2. With the publishing in the Royal Gazette on August 24 the upgrade became official 3.
The district is subdivided into 3 subdistricts (tambon), which are further subdivided into 24 villages (muban). Wang Phang is a township (thesaban tambon) which covers the same-named tambon. There are further 2 Tambon administrative organizations (TAO).