| Udon Thani Luanda | West Africa Time | 06:00 |
| Udon Thani Quezon City | Philippine Time | -01:00 |
| Udon Thani Addis Ababa | East Africa Time | 04:00 |
| Udon Thani Nairobi | East Africa Time | 04:00 |
| Udon Thani Chicago | Central Time | 12:00 |
| Udon Thani Salvador | Brasilia Time | 10:00 |
| Udon Thani Jaipur | India Standard Time | 01:30 |
| Udon Thani Dar es Salaam | East Africa Time | 04:00 |
| Udon Thani Lanzhou | China Time | -01:00 |
| Udon Thani Incheon | Korean Time | -02:00 |
| Udon Thani Yunfu | China Time | -01:00 |
| Udon Thani Navi Mumbai | India Standard Time | 01:30 |
| Udon Thani Toronto | Eastern Time | 11:00 |
| Udon Thani Basrah | Arabian Time | 04:00 |
| Udon Thani Osaka | Japan Time | -02:00 |
| Udon Thani Mogadishu | East Africa Time | 04:00 |
| Udon Thani Daegu | Korean Time | -02:00 |
| Udon Thani Faisalabad | Pakistan Time | 02:00 |
| Udon Thani Izmir | Turkey Time | 04:00 |
| Udon Thani Dakar | Greenwich Mean Time | 07:00 |
| Udon Thani Lucknow | India Standard Time | 01:30 |
| Udon Thani Giza | Eastern European Time | 05:00 |
| Udon Thani Fortaleza | Brasilia Time | 10:00 |
| Udon Thani Cali | Colombia Time | 12:00 |
| Udon Thani Surabaya | Western Indonesia Time | 00:00 |
| Udon Thani Belo Horizonte | Brasilia Time | 10:00 |
| Udon Thani Nanchang | China Time | -01:00 |
| Udon Thani Rome | Central European Time | 05:00 |
| Udon Thani Mashhad | Iran Time | 02:30 |
| Udon Thani Borough of Brooklyn | Eastern Time | 11:00 |
| Udon Thani Houston | Central Time | 12:00 |
| Udon Thani Queens | Eastern Time | 11:00 |
| Udon Thani Nagpur | India Standard Time | 01:30 |
| Udon Thani Maracaibo | Venezuela Time | 11:00 |
| Udon Thani Brasília | Brasilia Time | 10:00 |
| Udon Thani Santo Domingo | Atlantic Time | 11:00 |
| Udon Thani Nagoya | Japan Time | -02:00 |
| Udon Thani Brisbane | Eastern Australia Time | -03:00 |
| Udon Thani Havana | Cuba Time | 11:00 |
| Udon Thani Paris | Central European Time | 05:00 |
| Udon Thani Al Mawşil al Jadīdah | Arabian Time | 04:00 |
| Udon Thani Johannesburg | South Africa Standard Time | 05:00 |
| Udon Thani Kowloon | Hong Kong Time | -01:00 |
| Udon Thani Al Başrah al Qadīmah | Arabian Time | 04:00 |
| Udon Thani Almaty | East Kazakhstan Time | 01:00 |
| Udon Thani Medellin | Colombia Time | 12:00 |
| Udon Thani Tashkent | Uzbekistan Time | 02:00 |
| Udon Thani Algiers | Central European Time | 06:00 |
| Udon Thani Khartoum | Central Africa Time | 05:00 |
| Udon Thani Accra | Greenwich Mean Time | 07:00 |