| Nouakchott Luanda | West Africa Time | -01:00 |
| Nouakchott Quezon City | Philippine Time | -08:00 |
| Nouakchott Addis Ababa | East Africa Time | -03:00 |
| Nouakchott Nairobi | East Africa Time | -03:00 |
| Nouakchott Chicago | Central Time | 05:00 |
| Nouakchott Salvador | Brasilia Time | 03:00 |
| Nouakchott Jaipur | India Standard Time | -05:30 |
| Nouakchott Dar es Salaam | East Africa Time | -03:00 |
| Nouakchott Lanzhou | China Time | -08:00 |
| Nouakchott Incheon | Korean Time | -09:00 |
| Nouakchott Yunfu | China Time | -08:00 |
| Nouakchott Navi Mumbai | India Standard Time | -05:30 |
| Nouakchott Basrah | Arabian Time | -03:00 |
| Nouakchott Toronto | Eastern Time | 04:00 |
| Nouakchott Osaka | Japan Time | -09:00 |
| Nouakchott Mogadishu | East Africa Time | -03:00 |
| Nouakchott Daegu | Korean Time | -09:00 |
| Nouakchott Faisalabad | Pakistan Time | -05:00 |
| Nouakchott Izmir | Turkey Time | -03:00 |
| Nouakchott Dakar | Greenwich Mean Time | 00:00 |
| Nouakchott Lucknow | India Standard Time | -05:30 |
| Nouakchott Giza | Eastern European Time | -02:00 |
| Nouakchott Fortaleza | Brasilia Time | 03:00 |
| Nouakchott Cali | Colombia Time | 05:00 |
| Nouakchott Surabaya | Western Indonesia Time | -07:00 |
| Nouakchott Belo Horizonte | Brasilia Time | 03:00 |
| Nouakchott Nanchang | China Time | -08:00 |
| Nouakchott Rome | Central European Time | -02:00 |
| Nouakchott Mashhad | Iran Time | -04:30 |
| Nouakchott Borough of Brooklyn | Eastern Time | 04:00 |
| Nouakchott Houston | Central Time | 05:00 |
| Nouakchott Queens | Eastern Time | 04:00 |
| Nouakchott Nagpur | India Standard Time | -05:30 |
| Nouakchott Maracaibo | Venezuela Time | 04:00 |
| Nouakchott Brasília | Brasilia Time | 03:00 |
| Nouakchott Santo Domingo | Atlantic Time | 04:00 |
| Nouakchott Nagoya | Japan Time | -09:00 |
| Nouakchott Brisbane | Eastern Australia Time | -10:00 |
| Nouakchott Havana | Cuba Time | 04:00 |
| Nouakchott Paris | Central European Time | -02:00 |
| Nouakchott Al Mawşil al Jadīdah | Arabian Time | -03:00 |
| Nouakchott Johannesburg | South Africa Standard Time | -02:00 |
| Nouakchott Kowloon | Hong Kong Time | -08:00 |
| Nouakchott Al Başrah al Qadīmah | Arabian Time | -03:00 |
| Nouakchott Almaty | East Kazakhstan Time | -06:00 |
| Nouakchott Medellin | Colombia Time | 05:00 |
| Nouakchott Tashkent | Uzbekistan Time | -05:00 |
| Nouakchott Algiers | Central European Time | -01:00 |
| Nouakchott Khartoum | Central Africa Time | -02:00 |
| Nouakchott Accra | Greenwich Mean Time | 00:00 |