Northern
Region

Northeastern
Region

Chainart
Chiang Mai
Chiang Rai
Kamphaeng Phet
Lampang
Lamphun
Mae Hong Son
Nakhon Sawan
Nan
Phayao
Phetchabun
Phichit
Phitsanulok
Phrae
Sukhothai
Tak
Uthai Thani
Uttaradit

Amnat Charoen
Buriram
Chaiyaphum
Kalasin
Khon Kaen
Loei
Mahasarakham
Mukdahan
Nakhon Phanom
Nakhon Ratchasima
Nong Khai
Nongbualampu
Roi Et
Sakhon Nakhon
Si Saket
Surin
Ubon Ratchathani
Udon Thani
Yasothon

Central
Region

Southern
Region

Bangkok
Angthong
Ayutthaya
Chacherngsao
Chanthaburi
Chonburi
Kanchanaburi
Lopburi
Nakhon Nayok
Nakorn Pathom
Nonthaburi
Pathum Thani
Phetchaburi
Prachinburi
Ratchaburi
Rayong
Samut Prakarn
Samut Sakhon
Samut Songkhram
Saraburi
Singburi
Sra Kaew
Suphanburi
Trat

Chumphon
Krabi
Nakhon Si Thammarat
Narathiwat
Pattani
Phang-Nga
Phattalung
Phuket
Prachuabkirikhan
Ranong
Satun
Songkhla
Surat Thani
Trang
Yala