| Marton Ifran | Western European Time | 13:00 |
| Marton Idlib | Eastern European Time | 11:00 |
| Marton Idukki Township | India Standard Time | 07:30 |
| Marton Idyllwild-Pine Cove | Pacific Time | 21:00 |
| Marton Ichikawa | Japan Time | 04:00 |
| Marton Idar | India Standard Time | 07:30 |
| Marton Idalia | Eastern Australia Time | 03:00 |
| Marton Illueca | Central European Time | 12:00 |
| Marton Ilavala Hobli | India Standard Time | 07:30 |
| Marton Ileret | East Africa Time | 10:00 |
| Marton Iligan City | Philippine Time | 05:00 |
| Marton Ilford | United Kingdom Time | 13:00 |
| Marton Ilfracombe | United Kingdom Time | 13:00 |
| Marton Ikšķile | Eastern European Time | 11:00 |
| Marton Humboldt | Central Time | 19:00 |
| Marton Hunter River | Atlantic Time | 17:00 |
| Marton Hulshout | Central European Time | 12:00 |
| Marton Hultsfred | Central European Time | 12:00 |
| Marton Hulu Langat | Malaysia Time | 05:00 |
| Marton Huixquilucan de Degollado | Central Time | 19:00 |
| Marton Hudson | Eastern Time | 18:00 |
| Marton Hudson Oaks | Central Time | 19:00 |
| Marton Hubali-Dharwad | India Standard Time | 07:30 |
| Marton Huez | Central European Time | 12:00 |
| Marton Hudsonville | Eastern Time | 18:00 |
| Marton Huehuetoca | Central Time | 19:00 |
| Marton Hyde Park | Eastern Australia Time | 03:00 |
| Marton Hyderabad | India Standard Time | 07:30 |
| Marton Hyderabad | India Standard Time | 07:30 |
| Marton Hyderabad | India Standard Time | 07:30 |
| Marton Hyderabad | India Standard Time | 07:30 |
| Marton Huntingdale | Western Australia Time | 05:00 |
| Marton Huttons Ambo | United Kingdom Time | 13:00 |
| Marton Huskisson | Eastern Australia Time | 02:00 |
| Marton Húsavík | Greenwich Mean Time | 13:00 |
| Marton Husborne Crawley | United Kingdom Time | 13:00 |
| Marton Hurstville | Eastern Australia Time | 02:00 |
| Marton Hurricane | Mountain Time | 20:00 |