| Nouakchott Ciudad Juarez | Mountain Time | 06:00 |
| Nouakchott Manhattan | Eastern Time | 04:00 |
| Nouakchott Asuncion | Paraguay Time | 04:00 |
| Nouakchott Recife | Brasilia Time | 03:00 |
| Nouakchott Daejeon | Korean Time | -09:00 |
| Nouakchott San Antonio | Central Time | 05:00 |
| Nouakchott Kumasi | Greenwich Mean Time | 00:00 |
| Nouakchott Kota Bharu | Malaysia Time | -08:00 |
| Nouakchott Kyoto | Japan Time | -09:00 |
| Nouakchott Kuala Lumpur | Malaysia Time | -08:00 |
| Nouakchott Karaj | Iran Time | -04:30 |
| Nouakchott Kathmandu | Nepal Time | -05:45 |
| Nouakchott Palembang | Western Indonesia Time | -07:00 |
| Nouakchott Multan | Pakistan Time | -05:00 |
| Nouakchott Tirunelveli | India Standard Time | -05:30 |
| Nouakchott Hanoi | Indochina Time | -07:00 |
| Nouakchott Kharkiv | Eastern European Time | -03:00 |
| Nouakchott Agra | India Standard Time | -05:30 |
| Nouakchott Córdoba | Argentina Time | 03:00 |
| Nouakchott Tabriz | Iran Time | -04:30 |
| Nouakchott Novosibirsk | Novosibirsk Time | -07:00 |
| Nouakchott Gwangju | Korean Time | -09:00 |
| Nouakchott Bursa | Turkey Time | -03:00 |
| Nouakchott Vadodara | India Standard Time | -05:30 |
| Nouakchott Belém | Brasilia Time | 03:00 |
| Nouakchott Fushun | China Time | -08:00 |
| Nouakchott Quito | Ecuador Time | 05:00 |
| Nouakchott San Diego | Pacific Time | 07:00 |
| Nouakchott Fukuoka | Japan Time | -09:00 |
| Nouakchott Antananarivo | East Africa Time | -03:00 |
| Nouakchott Luoyang | China Time | -08:00 |
| Nouakchott Hyderabad | Pakistan Time | -05:00 |
| Nouakchott Borough of Bronx | Eastern Time | 04:00 |
| Nouakchott Valencia | Venezuela Time | 04:00 |
| Nouakchott Gujranwala | Pakistan Time | -05:00 |
| Nouakchott Barranquilla | Colombia Time | 05:00 |
| Nouakchott Guankou | China Time | -08:00 |
| Nouakchott Tijuana | Pacific Time | 07:00 |
| Nouakchott Lubumbashi | Central Africa Time | -02:00 |
| Nouakchott Porto Alegre | Brasilia Time | 03:00 |
| Nouakchott Tangerang | Western Indonesia Time | -07:00 |
| Nouakchott Santa Cruz | Bolivia Time | 04:00 |
| Nouakchott Handan | China Time | -08:00 |
| Nouakchott Kampala | East Africa Time | -03:00 |
| Nouakchott Yekaterinburg | Yekaterinburg Time | -05:00 |
| Nouakchott Khulna | Bangladesh Time | -06:00 |
| Nouakchott Douala | West Africa Time | -01:00 |
| Nouakchott Gorakhpur | India Standard Time | -05:30 |
| Nouakchott Mecca | Arabian Time | -03:00 |
| Nouakchott Makassar | Central Indonesia Time | -08:00 |