| Tunkhannock Ifran | Western European Time | -06:00 |
| Tunkhannock Idlib | Eastern European Time | -07:00 |
| Tunkhannock Idukki Township | India Standard Time | -10:30 |
| Tunkhannock Idyllwild-Pine Cove | Pacific Time | 03:00 |
| Tunkhannock Ichikawa | Japan Time | -14:00 |
| Tunkhannock Idar | India Standard Time | -10:30 |
| Tunkhannock Idalia | Eastern Australia Time | -15:00 |
| Tunkhannock Illueca | Central European Time | -06:00 |
| Tunkhannock Ilavala Hobli | India Standard Time | -10:30 |
| Tunkhannock Ileret | East Africa Time | -08:00 |
| Tunkhannock Iligan City | Philippine Time | -13:00 |
| Tunkhannock Ilford | United Kingdom Time | -05:00 |
| Tunkhannock Ilfracombe | United Kingdom Time | -05:00 |
| Tunkhannock Ikšķile | Eastern European Time | -07:00 |
| Tunkhannock Humboldt | Central Time | 01:00 |
| Tunkhannock Hunter River | Atlantic Time | -01:00 |
| Tunkhannock Hulshout | Central European Time | -06:00 |
| Tunkhannock Hultsfred | Central European Time | -06:00 |
| Tunkhannock Hulu Langat | Malaysia Time | -13:00 |
| Tunkhannock Huixquilucan de Degollado | Central Time | 01:00 |
| Tunkhannock Hudson | Eastern Time | 00:00 |
| Tunkhannock Hudson Oaks | Central Time | 01:00 |
| Tunkhannock Hubali-Dharwad | India Standard Time | -10:30 |
| Tunkhannock Huez | Central European Time | -06:00 |
| Tunkhannock Hudsonville | Eastern Time | 00:00 |
| Tunkhannock Huehuetoca | Central Time | 01:00 |
| Tunkhannock Hyde Park | Eastern Australia Time | -15:00 |
| Tunkhannock Hyderabad | India Standard Time | -10:30 |
| Tunkhannock Hyderabad | India Standard Time | -10:30 |
| Tunkhannock Hyderabad | India Standard Time | -10:30 |
| Tunkhannock Hyderabad | India Standard Time | -10:30 |
| Tunkhannock Huntingdale | Western Australia Time | -13:00 |
| Tunkhannock Huttons Ambo | United Kingdom Time | -05:00 |
| Tunkhannock Huskisson | Eastern Australia Time | -16:00 |
| Tunkhannock Húsavík | Greenwich Mean Time | -05:00 |
| Tunkhannock Husborne Crawley | United Kingdom Time | -05:00 |
| Tunkhannock Hurstville | Eastern Australia Time | -16:00 |
| Tunkhannock Hurricane | Mountain Time | 02:00 |