For decades, Benin was divided into six departments or provinces, each of which was split in two in 1999. The provinces are divided into 77 communes.
The twelve provinces of Benin are:
- Alibori (from north Borgou)
- Atakora
- Atlantique
- Borgou
- Collines (from north Zou)
- Donga (from south Atakora)
- Kouffo (from north Mono)
- Littoral (the region of Cotonou, split from Atlantique)
- Mono
- Ouémé
- Plateau (from north Ouémé)
- Zou