| Gwangju Kaluga | Moscow Time | 06:00 |
| Gwangju Macapá | Brasilia Time | 12:00 |
| Gwangju West Raleigh | Eastern Time | 13:00 |
| Gwangju Nice | Central European Time | 07:00 |
| Gwangju Kaesŏng | Pyongyang Time | 00:00 |
| Gwangju Ciudad Bolívar | Venezuela Time | 13:00 |
| Gwangju Kawagoe | Japan Time | 00:00 |
| Gwangju Tongi | Bangladesh Time | 03:00 |
| Gwangju Krasnogvargeisky | Moscow Time | 06:00 |
| Gwangju Bellary | India Standard Time | 03:30 |
| Gwangju Itaquaquecetuba | Brasilia Time | 12:00 |
| Gwangju Simferopol | Simferopol Time | 06:00 |
| Gwangju Kochi | Japan Time | 00:00 |
| Gwangju Sunderland | United Kingdom Time | 08:00 |
| Gwangju Santa Ana | Pacific Time | 16:00 |
| Gwangju Bauru | Brasilia Time | 12:00 |
| Gwangju San Jose | Central Time | 15:00 |
| Gwangju Alicante | Central European Time | 07:00 |
| Gwangju Takamatsu | Japan Time | 00:00 |
| Gwangju Tieling | China Time | 01:00 |
| Gwangju Qazvin | Iran Time | 04:30 |
| Gwangju Muzaffarpur | India Standard Time | 03:30 |
| Gwangju Kāmārhāti | India Standard Time | 03:30 |
| Gwangju Wad Madanī | Central Africa Time | 07:00 |
| Gwangju Jincheng | China Time | 01:00 |
| Gwangju Montes Claros | Brasilia Time | 12:00 |
| Gwangju Bielefeld | Central European Time | 07:00 |
| Gwangju Bujumbura | Central Africa Time | 07:00 |
| Gwangju Mandaue City | Philippine Time | 01:00 |
| Gwangju Khorramshahr | Iran Time | 04:30 |
| Gwangju Mathura | India Standard Time | 03:30 |
| Gwangju Khoramabad | Iran Time | 04:30 |
| Gwangju Soyapango | Central Time | 15:00 |
| Gwangju Patiala | India Standard Time | 03:30 |
| Gwangju Wŏnsan | Pyongyang Time | 00:00 |
| Gwangju Pavlodar | East Kazakhstan Time | 03:00 |
| Gwangju Córdoba | Central European Time | 07:00 |
| Gwangju Chandrapur | India Standard Time | 03:30 |
| Gwangju Canoas | Brasilia Time | 12:00 |
| Gwangju Sochi | Moscow Time | 06:00 |
| Gwangju Chŏngjin | Pyongyang Time | 00:00 |
| Gwangju Yanji | China Time | 01:00 |
| Gwangju Bhilwara | India Standard Time | 03:30 |
| Gwangju Tetouan | Western European Time | 08:00 |
| Gwangju Mogi das Cruzes | Brasilia Time | 12:00 |
| Gwangju Toyama | Japan Time | 00:00 |
| Gwangju Piura | Peru Time | 14:00 |
| Gwangju Birkenhead | United Kingdom Time | 08:00 |
| Gwangju Thrissur | India Standard Time | 03:30 |
| Gwangju Brahmapur | India Standard Time | 03:30 |