The Andaman Islands (/ ˈ æ n d ə m ə n /) are an archipelago, made up of 200 islands, in the northeastern Indian Ocean about 130 km (81 mi) southwest off the coasts of Myanmar's Ayeyarwady Region.Together with the Nicobar Islands to their south, the Andamans serve as a maritime boundary between the Bay of Bengal to the west and the Andaman Sea to the east. . Most of the islands are part of ...