| Udon Thani Shenton Park | Western Australia Time | -01:00 |
| Udon Thani Middle Dural | Eastern Australia Time | -03:00 |
| Udon Thani City of Orange | Eastern Time | 11:00 |
| Udon Thani Kiryat Tiv'on | Israel Time | 04:00 |
| Udon Thani London | United Kingdom Time | 06:00 |
| Udon Thani Talung | Indochina Time | 00:00 |
| Udon Thani Masca | Western European Time | 06:00 |
| Udon Thani Winder | Eastern Time | 11:00 |
| Udon Thani Sheppard Air Force Base | Central Time | 12:00 |
| Udon Thani Middlesex | Eastern Time | 11:00 |
| Udon Thani Città Sant'Angelo | Central European Time | 05:00 |
| Udon Thani Kirnapur | India Standard Time | 01:30 |
| Udon Thani London | United Kingdom Time | 06:00 |
| Udon Thani Tama Ward | Japan Time | -02:00 |
| Udon Thani Mascali | Central European Time | 05:00 |
| Udon Thani Windham | Eastern Time | 11:00 |
| Udon Thani Somers Point | Eastern Time | 11:00 |
| Udon Thani Middletown | Eastern Time | 11:00 |
| Udon Thani Cittadella | Central European Time | 05:00 |
| Udon Thani Kirchzarten | Central European Time | 05:00 |
| Udon Thani London | United Kingdom Time | 06:00 |
| Udon Thani Tamaka | India Standard Time | 01:30 |
| Udon Thani Masai | Malaysia Time | -01:00 |
| Udon Thani Zhongshan | China Time | -01:00 |
| Udon Thani Somerset | Eastern Time | 11:00 |
| Udon Thani Middleton Saint George | United Kingdom Time | 06:00 |
| Udon Thani City of Industry | Pacific Time | 14:00 |
| Udon Thani Kirchheim bei München | Central European Time | 05:00 |
| Udon Thani Londonderry | Eastern Time | 11:00 |
| Udon Thani Sovetsky | Moscow Time | 04:00 |
| Udon Thani Masai | Malaysia Time | -01:00 |
| Udon Thani Williamstown | Eastern Time | 11:00 |
| Udon Thani Shawnigan Lake | Pacific Time | 14:00 |
| Udon Thani Midhurst | Eastern Time | 11:00 |
| Udon Thani Cetona | Central European Time | 05:00 |
| Udon Thani Kiota | West Africa Time | 06:00 |
| Udon Thani Lake Mary | Eastern Time | 11:00 |
| Udon Thani Southington | Eastern Time | 11:00 |
| Udon Thani Macatawa | Eastern Time | 11:00 |
| Udon Thani Williamsville | Eastern Time | 11:00 |
| Udon Thani Shavertown | Eastern Time | 11:00 |
| Udon Thani Midland City | Central Time | 12:00 |
| Udon Thani Český Krumlov | Central European Time | 05:00 |
| Udon Thani Kirkwall | United Kingdom Time | 06:00 |
| Udon Thani Krąków | Central European Time | 05:00 |
| Udon Thani Talasari | India Standard Time | 01:30 |
| Udon Thani Martigny | Central European Time | 05:00 |
| Udon Thani Williamstown | Eastern Australia Time | -03:00 |
| Udon Thani Shawnee on Delaware | Eastern Time | 11:00 |
| Udon Thani Midland | Western Australia Time | -01:00 |