Asian Highway 18 is a highway route included in Asian Highway Network, running from Haadyai in Thailand to Johor Bahru, Malaysia. Route AH18 runs along main eastern coastal road in southern Thailand and also along Federal Route of Malaysia.
List of junctions, towns and cities
AH18 runs along Thailand National Route 43 from Hat Yai to Nong Chik, then Route 42 from Nong Chik to Narathiwat then Route 4084/4057 to Su Nhai Kolok.
(see also Malaysia Federal Route 3, Kuantan Bypass, Kota Tinggi Bypass and Tebrau Highway)