| Mawgan Ifran | Western European Time | 00:00 |
| Mawgan Idlib | Eastern European Time | -02:00 |
| Mawgan Idukki Township | India Standard Time | -04:30 |
| Mawgan Idyllwild-Pine Cove | Pacific Time | 08:00 |
| Mawgan Ichikawa | Japan Time | -08:00 |
| Mawgan Idar | India Standard Time | -04:30 |
| Mawgan Idalia | Eastern Australia Time | -09:00 |
| Mawgan Illueca | Central European Time | -01:00 |
| Mawgan Ilavala Hobli | India Standard Time | -04:30 |
| Mawgan Ileret | East Africa Time | -02:00 |
| Mawgan Iligan City | Philippine Time | -07:00 |
| Mawgan Ilford | United Kingdom Time | 00:00 |
| Mawgan Ilfracombe | United Kingdom Time | 00:00 |
| Mawgan Ikšķile | Eastern European Time | -02:00 |
| Mawgan Humboldt | Central Time | 06:00 |
| Mawgan Hunter River | Atlantic Time | 04:00 |
| Mawgan Hulshout | Central European Time | -01:00 |
| Mawgan Hultsfred | Central European Time | -01:00 |
| Mawgan Hulu Langat | Malaysia Time | -07:00 |
| Mawgan Huixquilucan de Degollado | Central Time | 06:00 |
| Mawgan Hudson | Eastern Time | 05:00 |
| Mawgan Hudson Oaks | Central Time | 06:00 |
| Mawgan Hubali-Dharwad | India Standard Time | -04:30 |
| Mawgan Huez | Central European Time | -01:00 |
| Mawgan Hudsonville | Eastern Time | 05:00 |
| Mawgan Huehuetoca | Central Time | 06:00 |
| Mawgan Hyde Park | Eastern Australia Time | -09:00 |
| Mawgan Hyderabad | India Standard Time | -04:30 |
| Mawgan Hyderabad | India Standard Time | -04:30 |
| Mawgan Hyderabad | India Standard Time | -04:30 |
| Mawgan Hyderabad | India Standard Time | -04:30 |
| Mawgan Huntingdale | Western Australia Time | -07:00 |
| Mawgan Huttons Ambo | United Kingdom Time | 00:00 |
| Mawgan Huskisson | Eastern Australia Time | -09:00 |
| Mawgan Húsavík | Greenwich Mean Time | 01:00 |
| Mawgan Husborne Crawley | United Kingdom Time | 00:00 |
| Mawgan Hurstville | Eastern Australia Time | -09:00 |
| Mawgan Hurricane | Mountain Time | 07:00 |