Koh Chang Island – Travel in Thailand
Koh Chang is an amphoe (district) in Trat Province, Thailand. It is on the Gulf of Thailand's eastern seaboard, 300 km from Bangkok, near the border with Cambodia.
Koh Chang Islan occupies most of the district's land area, along with several smaller islands. With an area of 210 km2, Ko Chang is the third-largest island in Thailand by area, after Phuket and Ko Samui.