| Abbreviation | Name | UTC Offset | Time | Major City |
|---|---|---|---|---|
| GMT | Greenwich Mean Time | +0:00 | Nouakchott |
| Name | Major City | City Time |
|---|---|---|
| Adrar | Atar | 7:30 AM Fri |
| Hodh Ech Chargui | Fassale | 7:30 AM Fri |
| Tagant | Tichitt | 7:30 AM Fri |
| Tiris Zemmour | Fderîck | 7:30 AM Fri |
| Dakhlet Nouadhibou | Nouadhibou | 7:30 AM Fri |
| Hodh El Gharbi | Ayoun el Atrous | 7:30 AM Fri |
| Assaba | Kiffa | 7:30 AM Fri |
| Brakna | Bogué | 7:30 AM Fri |
| Gorgol | Djewol | 7:30 AM Fri |
| Guidimaka | Sélibaby | 7:30 AM Fri |
| Trarza | Boutilimit | 7:30 AM Fri |