Thana/Upazila within Dinajpur District are: Bangla Hili, Biral, Birampur, Birganj, Chrirbandar, Dinajpur Sadar, Khansama, Maharajganj, Nababganj, Osmanpur, Parbatipur, Phulbari. The following table contains post codes of various sub post office in Dinajpur district.