| Branch | Provinces Covered |
| Head office, Ratchayothin (Central Building, UB Floor) | Bangkok, Nonthaburi, Pathum Thani |
| Amata Nakorn Industrial Estate Branch (2 Floor) | Chonburi |
| Chachoengsao Branch | Chachoengsao, Prachin Buri, Sa Kaeo |
| Chaofa Road Branch (Phuket) | Phang Nga, Phuket |
| Mittraphap Road Branch (Nakhon Ratchasima) | Chaiyaphum, Nakhon Ratchasima, Buriram |
| Rojana Road Branch (Ayutthaya) | Phra Nakhon Si Ayutthaya, Nakhon Nayok |
| Tha Phae Branch | Chiang Mai, Chiang Rai, Lampang, Nan, Lamphun, Phayao, Mae Hong Son, Phrae, Uttaradit |
| Nakhon Pathom Branch | Nakhon Pathom, Ratchaburi, Kanchanaburi, Suphan Buri, Samut Sakhon, Phetchaburi, Samut Songkhram |
| Prince of Songkla University Branch (Hat Yai) | Narathiwat, Pattani, Phatthalung, Yala, Songkhla, Satun |
| Rayong Branch (4 Floor) | Chanthaburi, Trat, Rayong |
| Lop Buri Branch | Lopburi, Saraburi, Singburi, Ang Thong, Suphanburi, Chainat, Tak, Nakhon Sawan, Phichit, Phitsanulok, Sukhothai, Uthai Thani, Phetchabun |
| Si Yaek Hua Thanon Branch (Nakhon Si Thammarat) | Trang, Nakhon Si Thammarat, Phatthalung, Krabi |
| Surat Thani Branch | Chumphon, Ranong, Surat Thani |
| Srichan Branch | Khon Kaen, Kalasin, Nakhon Phanom, Bueng Kan, Loei, Nong Bua Lamphu, Nong Khai, Sakon Nakhon, Maha Sarakham, Udon Thani |
| Ubon Ratchathani Branch | Sisaket, Surin, Amnat Charoen, Ubon Ratchathani, Loei, Yasothon, Mukdahan |