| Gunsan-si Goiânia | Brasilia Time | 12:00 |
| Gunsan-si Guarulhos | Brasilia Time | 12:00 |
| Gunsan-si Prague | Central European Time | 07:00 |
| Gunsan-si Varanasi | India Standard Time | 03:30 |
| Gunsan-si Copenhagen | Central European Time | 07:00 |
| Gunsan-si Sofia | Eastern European Time | 06:00 |
| Gunsan-si Tripoli | Eastern European Time | 07:00 |
| Gunsan-si Port Harcourt | West Africa Time | 08:00 |
| Gunsan-si Hiroshima | Japan Time | 00:00 |
| Gunsan-si Lijiang | China Time | 01:00 |
| Gunsan-si Dubai | Gulf Standard Time | 05:00 |
| Gunsan-si Samara | Samara Time | 05:00 |
| Gunsan-si Omsk | Omsk Time | 03:00 |
| Gunsan-si Benin City | West Africa Time | 08:00 |
| Gunsan-si Monterrey | Central Time | 14:00 |
| Gunsan-si Malingao | Philippine Time | 01:00 |
| Gunsan-si Baku | Azerbaijan Time | 05:00 |
| Gunsan-si Leon | Central Time | 14:00 |
| Gunsan-si Maiduguri | West Africa Time | 08:00 |
| Gunsan-si Kazan | Moscow Time | 06:00 |
| Gunsan-si Yerevan | Armenia Time | 05:00 |
| Gunsan-si Amritsar | India Standard Time | 03:30 |
| Gunsan-si Ouagadougou | Greenwich Mean Time | 09:00 |
| Gunsan-si Yono | Japan Time | 00:00 |
| Gunsan-si Rostov-on-Don | Moscow Time | 06:00 |
| Gunsan-si Allahabad | India Standard Time | 03:30 |
| Gunsan-si Goyang-si | Korean Time | 00:00 |
| Gunsan-si Gaziantep | Turkey Time | 06:00 |
| Gunsan-si Visakhapatnam | India Standard Time | 03:30 |
| Gunsan-si Sendai | Japan Time | 00:00 |
| Gunsan-si Chelyabinsk | Yekaterinburg Time | 04:00 |
| Gunsan-si Datong | China Time | 01:00 |
| Gunsan-si Tbilisi | Georgia Time | 05:00 |
| Gunsan-si Changshu City | China Time | 01:00 |
| Gunsan-si Taichung | Taipei Time | 01:00 |
| Gunsan-si Theni | India Standard Time | 03:30 |
| Gunsan-si Xianyang | China Time | 01:00 |
| Gunsan-si Ufa | Yekaterinburg Time | 04:00 |
| Gunsan-si Dnepropetrovsk | Eastern European Time | 06:00 |
| Gunsan-si Seongnam-si | Korean Time | 00:00 |
| Gunsan-si Campinas | Brasilia Time | 12:00 |
| Gunsan-si Jabalpur | India Standard Time | 03:30 |
| Gunsan-si Howrah | India Standard Time | 03:30 |
| Gunsan-si Huainan | China Time | 01:00 |
| Gunsan-si San Jose | Pacific Time | 16:00 |
| Gunsan-si Donetsk | Eastern European Time | 06:00 |
| Gunsan-si Dublin | Ireland Time | 08:00 |
| Gunsan-si Calgary | Mountain Time | 15:00 |
| Gunsan-si Brussels | Central European Time | 07:00 |
| Gunsan-si Aurangabad | India Standard Time | 03:30 |