Rangamati district on the north, Arakan (Myanmar) and the river naf on the south, Arakan and Rangamati district on the east and Chittagong and Cox's Bazar district on the west.

Bandarban district was established in 1983. It consists of 7 upazilas, 32 unions, 140 mouzas, 1482 villages, 1 municipality, 10 wards and 62 mahallas.

Alikadam Upazila, Bandarban Sadar Upazila, Lama Upazila, Naikhongchhari Upazila, Rowangchhari Upazila, Ruma Upazila, Thanchi Upazila