Nonthaburi Province

Nonthaburi is one of the central provinces of Thailand, established by the Act Establishing Changwat Samut Prakan, Changwat Nonthaburi, Changwat Samut Sakhon and Changwat Nakhon Nayok, Buddhist Era 2489, which came into force on 9 May 1946.Neighboring provinces are Phra Nakhon Si Ayutthaya, Pathum Thani, Bangkok, and Nakhon Pathom. Nonthaburi is the most densely populated province after Bangkok. The Bang Kwang Central Prison is in the province.