The departments of Chad are divided into 348 sub-prefectures (sous-préfectures).
[1][2] Created in 2008 from the Kanem region's former Barh El Gazel department.
Created in 2008 from the Ouaddaï region's former Sila and Djourf Al Ahmar departments.
Created in 2008 from the Borkou-Ennedi-Tibesti region's former Tibesti department.
Dar Mimi N'Djamena, the capital city of Chad, is also a special statute region.