Thai Highway Network - Highways By Region - Northeastern Thailand

Northeastern Thailand

• Route 2 (Mittraphap Road, Thai: ถนนมิตรภาพ) : Saraburi–Nong Khai as AH12 AH12.
• Route 21 (Khotchaseni Road, Thai: ถนนคชเสนีย์) : Saraburi–Phetchabun.
• Route 22 (Nittayo Road, ถนนนิตโย) : Udon Thani–Nakhon Phanom as AH15 AH15.
• Route 23 (Chaeng Sanit Road, ถนนแจ้งสนิท) : Ban Phai, Khon Kaen–Ubon Ratchathani.
• Route 24 (Sathonlamak Road, ถนนสถลมารค) : Nakhon Ratchasima–Ubon Ratchathani.

• Route 201 : Sikhio, Nakhon Ratchasima–Chiang Khan, Loei
• Route 202 (Arunprasert Road, Thai: ถนนอรุณประเสริฐ) : Chaiyaphum–Khemarat, Ubon Ratchathani
• Route 203 : Lom Sak, Phetchabun–Loei
• Route 205 (Suranarai Road, Thai: ถนนสุรนารายณ์) : Lopburi–Nakhon Ratchasima
• Route 207 : Phon, Khon Kaen-Non Daeng, Nakhon Ratchasima via Ban Mai Chaiyaphot, Buriram
• Route 208 : Maha Sarakham-Khon Kaen (Tambon Tha Phra)
• Route 209 : Khon Kaen-Yang Talat, Kalasin (now superseded by Route 12)
• Route 210 : Wang Saphung, Loei–Udon Thani
• Route 211 : Chiang Khan, Loei–Nong Khai
• Route 212 (Chayanggoon, Thai: ถนนชยางกูร) : Nong Khai–Ubon Ratchathani
• Route 213 (Thinanon Road, Thai: ถนนถีนานนท์) : Maha Sarakham–Sakon Nakhon (now superseded by Route 12 only Yang Talat-Somdet)
• Route 214 : Kalasin–Chong Chom, Kap Choeng, Surin
• Route 215 : Roi Et–Tha Tum, Surin
• Route 217 : Warin Chamrap-Sirindhorn (Ubon Ratchatani)
• Route 218 : Mueang Buriram-Nang Rong (Buriram)
• Route 219 : Borabue, Maha Sarakham-Ban Kruat, Buriram
• Route 221, Sisaket (town) - Khao Phra Wihan National Park
• Route 222 : Phang Khon, Sakon Nakhon-Bueng Kan
• Route 223 : Sakon Nakhon-That Phanom, Nakhon Phanom
• Route 224 : Nakhon Ratchasima–Kap Choeng, Surin
• Route 225 : Chaiyaphum-Phetchabun-Nakhon Sawan
• Route 226 : Nakhon Ratchasima–Ubon Ratchathani
• Route 227 : Kalasin-Phang Khon, Sakon Nakhon
• Route 228 : Chum Phae, Khon Kaen–Mueang Nong Bua Lamphu
• Route 229 : Kaeng Khro, Chaiyaphum–Mancha Khiri, Khon Kaen
• Route 230 (Mueang Khon Kaen Ring Road)
• Route 231 (Mueang Ubon Ratchathani Ring Road)
• Route 232 (Mueang Roi Et Ring Road)
• Route 288 (Mueang Buriram Ring Road)
• Route 290 (Mueang Nakhon Ratchasima Ring Road)
• Route 2042 : Somdet, Kalasin-Mukdahan (now superseded by Route 12)
• Route 2169 (Warirachadet Road ถนนวารีราชเดช): Yasothon Route 23-Bypass north to Amphoe Sai Mun–Kut Chum–Thai Charoen–Loeng Nok Tha–Route 2047, thence east 5 km to NS Route 212.