hilly area and Ukhia upazila on the north, the bay of bengal on the south and west, Naf river and Myanmar on the east.

Teknaf thana was turned into an upazila in 1983. It consists of 6 union parishads, 12 mouzas and 133 villages.

Teknaf Upazila is located in Cox's Bazar District. Upazilla(s)/Thana(s) in Cox's Bazar are Chakaria Upazila, Cox's Bazar Sadar Upazila, Kutubdia Upazila, Maheshkhali Upazila, Ramu Upazila, Teknaf Upazila, Ukhia Upazila.