Nangalkot, Chauddagram and Feni Sadar upazilas on the north, Companiganj upazila on the south, Feni sadar and Sonagazi upazilas on the east, Senbagh upazila on the west.

Daganbhuiyan upazila consists of 8 union parishads, 101 mouzas and 126 villages.

Daganbhuiyan Upazila is located in Feni District. Upazilla(s)/Thana(s) in Feni are Chhagalnaiya Upazila, Daganbhuiyan Upazila, Feni Sadar Upazila, Parshuram Upazila, Phulgazi Upazila, Sonagazi Upazila.