Department Capital Sub-prefectures Abdi [fr] Abdi [fr] Abdi, Abkar Djombo, Biyeré Assoungha Adré Adré, Hadjer Hadid, Mabrone, Borota, Molou, Tourane Ouara Abéché Abéché, Abougoudam, Chokoyan, Bourtaïl, Amleyouna, Gurry, Marfa