เบอร์ Fixed Line หรือจะเรียกว่าเบอร์ Land Line ก็ได้นะครับ แต่ไม่ได้แยกกว่าเบอร์ชุดไหนเป็นของค่ายไหน TOT, True, TT&T, 3BB (Tripple Broadband), SBN (Super Broadband Network), CAT นะครับ รวมๆกัน
02xxxxxxx - Bangkok, Nonthaburi, Pathum Thani, Samut Prakarn
032xxxxxxx - Central Region - Ratchaburi, Phetchaburi, Prachuab Khiri Khan
034xxxxxxx - Central Region - Nakhon Pathom, Samut Sakhon, Kanchanaburi, Samut Songkram
035xxxxxxx - Pra Nakhon Sri Ayutthaya, Suphan Buri, Ang Thong
036xxxxxxx - Saraburi, Lop Buri, Sing Buri
037xxxxxxx - Prachin Buri, Sa Kaeo, Nakhon Nayok
038xxxxxxx - Chachoeng Sao, Chonburi, Rayong
039xxxxxxx - Chantaburi, Trat
042xxxxxxx - Udon Thani, Nong Bua Lamphu, Nong Khai, Nakhon Phanom, Mukdahan, Sakon Nakorn, Loei, Bung Kan
043xxxxxxx - Khon Kaen, Roi Et, Maha Sarakham, Kalasin
044xxxxxxx - Kakhon Ratchasima, Surin, Buriram, Chaiyaphum
045xxxxxxx - Ubon Ratchathani, Amnat Charoen, Si Sa Ket, Yasothon
053xxxxxxx - Chiang Mai, Lamphun, Mae Hong Son, Chiang Rai
054xxxxxxx - Lampang, Payao, Phrae, Nan
055xxxxxxx - Phitsanulo, Uttaradit, Tak, Sukhothai, Kamphaeng Phet
056xxxxxxx - Nakhon Sawan, Chainat, Uthai Thani, Phichit, Phetchabun
073xxxxxxx - Yala, Pattani, Narathiwat
074xxxxxxx - Songkla, Phattalung, Satun
075xxxxxxx - Trang, Nakhon Sri Thammmarat, Krabi
076xxxxxxx - Phuket, Phang-nga
077xxxxxxx - Surat Thani, Chumpon, Ranong