Thailand Route 222

Thailand Route 222, also known as Highway 222, is a highway of northeastern Thailand. It begins at Phang Khon in Sakhon Nakhon Province at 17°23′20″N 103°43′17″E, where it meets Thailand Route 227 and Thailand Route 22 and ends near the Mekong River on the Lao border in the north at Bueng Kan in Bueng Kan Province at 18°21′39″N 103°38′47″E, where it joins Thailand Route 212.