| Ota Ifran | Western European Time | 09:00 |
| Ota Idlib | Eastern European Time | 07:00 |
| Ota Idukki Township | India Standard Time | 03:30 |
| Ota Idyllwild-Pine Cove | Pacific Time | 17:00 |
| Ota Ichikawa | Japan Time | 00:00 |
| Ota Idar | India Standard Time | 03:30 |
| Ota Idalia | Eastern Australia Time | -01:00 |
| Ota Illueca | Central European Time | 08:00 |
| Ota Ilavala Hobli | India Standard Time | 03:30 |
| Ota Ileret | East Africa Time | 06:00 |
| Ota Iligan City | Philippine Time | 01:00 |
| Ota Ilford | United Kingdom Time | 09:00 |
| Ota Ilfracombe | United Kingdom Time | 09:00 |
| Ota Ikšķile | Eastern European Time | 07:00 |
| Ota Humboldt | Central Time | 15:00 |
| Ota Hunter River | Atlantic Time | 13:00 |
| Ota Hulshout | Central European Time | 08:00 |
| Ota Hultsfred | Central European Time | 08:00 |
| Ota Hulu Langat | Malaysia Time | 01:00 |
| Ota Huixquilucan de Degollado | Central Time | 15:00 |
| Ota Hudson | Eastern Time | 14:00 |
| Ota Hudson Oaks | Central Time | 15:00 |
| Ota Hubali-Dharwad | India Standard Time | 03:30 |
| Ota Huez | Central European Time | 08:00 |
| Ota Hudsonville | Eastern Time | 14:00 |
| Ota Huehuetoca | Central Time | 15:00 |
| Ota Hyde Park | Eastern Australia Time | -01:00 |
| Ota Hyderabad | India Standard Time | 03:30 |
| Ota Hyderabad | India Standard Time | 03:30 |
| Ota Hyderabad | India Standard Time | 03:30 |
| Ota Hyderabad | India Standard Time | 03:30 |
| Ota Huntingdale | Western Australia Time | 01:00 |
| Ota Huttons Ambo | United Kingdom Time | 09:00 |
| Ota Huskisson | Eastern Australia Time | -02:00 |
| Ota Húsavík | Greenwich Mean Time | 09:00 |
| Ota Husborne Crawley | United Kingdom Time | 09:00 |
| Ota Hurstville | Eastern Australia Time | -02:00 |
| Ota Hurricane | Mountain Time | 16:00 |