Provinces of Thailand (split from Udon Thani), and Amnat Charoen (split from Ubon Ratchathani). The newest province is Bueng Kan, which was split off from Nong Khai effective 23 March 2011. Provinces of Thailand The Provinces of Thailand are part of the government of Thailand that is divided into 76 provinces (, , ) proper and two special administrative areas (), one representing the capital Bangkok and another the city of Pattaya.. They are the primary local government units and are divided into amphoes (districts) and also act as juristic persons. Each province is led by a governor (ผู้ว่าราชการจังหวัด "phu wa ratchakan changwat"),
Central Thailand of Thai provinces into regions follow two major systems, in which Thailand is divided into either four or six regions. In the six-region system, commonly used in geographical studies, central Thailand extends from Sukhothai and Phitsanulok Provinces in the north to the provinces bordering the Gulf of Thailand in the south, excluding the mountainous provinces bordering Myanmar to the west and the coastal provinces of the east. The four-region system includes provinces only as far north as Chainat, Sing Buri, and Lopburi, and extends west and east to the borders of Myanmar and Cambodia. The central region is divided into