Provincial Chapters Group under FTI

Central Region Provincial Chapters : Nonthaburi, Pathum Thani, Nakhon Pathom, Samut Prakan

Upper Central Region Provincial Chapters : Chai Nat, Phra Nakhon Si Ayutthaya, Lop Buri, Saraburi, Sing Buri, Ang Thong

Lower Central Region Provincial Chapters (Group 1) : Ratchaburi, Suphan Buri, Kanchanaburi

Lower Central Region Provincial Chapters (Group 2 ) : Phetchaburi, Prachuap Khiri Khan, Samut Songkhram, Samut Sakhon

Eastern Region Provincial Chapters (Group 1) : Chachoengsao, Chon Buri, Rayong

Eastern Region Provincial Chapters (Group 2) : Chanthaburi, Trat, Nakhon Nayok, Sa Kaeo, Prachin Buri

Upper Northeastern Region Provincial Chapters (Group 1) : Udon Thani, Nong Bua Lam Phu, Nong Khai, Loei, Bungkan

Upper Northeastern Region Provincial Chapters (Group 2) : Mukdahan, Sakon Nakhon, Nakhon Phanom

Central Part of Northeastern Region Provincial Chapters : Khon Kaen, Maha Sarakham, Roi Et, Kalasina

Lower Northeastern Region Provincial Chapters (Group 1) : Nakhon Ratchasima, Chaiyaphum, Buri Ram, Surin

Lower Northeastern Region Provincial Chapters (Group 2) : Ubon Ratchathani, Amnat Charoen, Si Sa Ket, Yasothon

Southern Region Provincial Chapters (The Gulf of Thailand) : Surat Thani, Chumphon, Nakhon Si Thammarat, Phatthalung, Songkhla

Southern Region Provincial Chapters (The Andaman Sea) : Ranong, Phuket, Phang-nga, Krabi, Trang, Satun

Southern Region Provincial Chapters (Border Area) : Pattani, Yala, Narathiwat

Upper Northern Region Provincial Chapters (Group 1) : Chiang Mai, Lamphun, Lampang, Mae Hong Son

Upper Northern Region Provincial Chapters (Group 2) : Chiang Rai, Phayao, Phrae, Nan

Lower Northern Region Provincial Chapters (Group 1) : Phitsanulok, Tak, Phetchabun, Sukhothai, Uttaradit

Lower Northern Region Provincial Chapters (Group 2) : Nakhon Sawan, Uthai Thani, Kamphaeng Phet, Phichit