See main article: Regions of Mauritania and Departments of Mauritania. Mauritania is divided into 12 wilayahs and capital district in Nouakchott, its capital district. These wilayahs are subdivided into 53 mouaghataas, or departments.[1]
There are 216 communes of Mauritania.
The regions and capital district (in alphabetical order) and their capitals are:
| Region | Capital |
|---|---|
| Atar | |
| Kifa | |
| Aleg | |
| Nouadhibou | |
| Kaédi | |
| Sélibaby | |
| Néma | |
| Ayoun el Atrous | |
| Akjoujt | |
| Tidjikdja | |
| Zouerat | |
| Rosso | |