Senbgh and Daganbhuiyan upazilas on the north, Noakhali Sadar and Sandwip upazilas on the south, Sonagazi and Mirsharai upazilas on the east, Noakhali Sadar upazila on the west.

Companiganj thana, now an upazila, was established in 1888. The upazila consists of one municipalities (Basurhat) 9 wards, 7 mahallas, 11 union parishads, 39 mouzas and 41 villages.

Companiganj Upazila Noakhali is located in District. Upazilla(s)/Thana(s) in are .

Statue of Devi Kali (Sirajpur Union, eighteenth century).