| Ulsan Luanda | West Africa Time | 08:00 |
| Ulsan Quezon City | Philippine Time | 01:00 |
| Ulsan Addis Ababa | East Africa Time | 06:00 |
| Ulsan Nairobi | East Africa Time | 06:00 |
| Ulsan Chicago | Central Time | 14:00 |
| Ulsan Salvador | Brasilia Time | 12:00 |
| Ulsan Jaipur | India Standard Time | 03:30 |
| Ulsan Dar es Salaam | East Africa Time | 06:00 |
| Ulsan Lanzhou | China Time | 01:00 |
| Ulsan Incheon | Korean Time | 00:00 |
| Ulsan Yunfu | China Time | 01:00 |
| Ulsan Toronto | Eastern Time | 13:00 |
| Ulsan Basrah | Arabian Time | 06:00 |
| Ulsan Navi Mumbai | India Standard Time | 03:30 |
| Ulsan Osaka | Japan Time | 00:00 |
| Ulsan Mogadishu | East Africa Time | 06:00 |
| Ulsan Daegu | Korean Time | 00:00 |
| Ulsan Faisalabad | Pakistan Time | 04:00 |
| Ulsan Izmir | Turkey Time | 06:00 |
| Ulsan Dakar | Greenwich Mean Time | 09:00 |
| Ulsan Lucknow | India Standard Time | 03:30 |
| Ulsan Giza | Eastern European Time | 07:00 |
| Ulsan Fortaleza | Brasilia Time | 12:00 |
| Ulsan Cali | Colombia Time | 14:00 |
| Ulsan Surabaya | Western Indonesia Time | 02:00 |
| Ulsan Belo Horizonte | Brasilia Time | 12:00 |
| Ulsan Nanchang | China Time | 01:00 |
| Ulsan Rome | Central European Time | 07:00 |
| Ulsan Mashhad | Iran Time | 04:30 |
| Ulsan Borough of Brooklyn | Eastern Time | 13:00 |
| Ulsan Houston | Central Time | 14:00 |
| Ulsan Queens | Eastern Time | 13:00 |
| Ulsan Nagpur | India Standard Time | 03:30 |
| Ulsan Maracaibo | Venezuela Time | 13:00 |
| Ulsan Brasília | Brasilia Time | 12:00 |
| Ulsan Santo Domingo | Atlantic Time | 13:00 |
| Ulsan Nagoya | Japan Time | 00:00 |
| Ulsan Brisbane | Eastern Australia Time | -01:00 |
| Ulsan Havana | Cuba Time | 13:00 |
| Ulsan Paris | Central European Time | 07:00 |
| Ulsan Al Mawşil al Jadīdah | Arabian Time | 06:00 |
| Ulsan Johannesburg | South Africa Standard Time | 07:00 |
| Ulsan Kowloon | Hong Kong Time | 01:00 |
| Ulsan Al Başrah al Qadīmah | Arabian Time | 06:00 |
| Ulsan Almaty | East Kazakhstan Time | 03:00 |
| Ulsan Medellin | Colombia Time | 14:00 |
| Ulsan Tashkent | Uzbekistan Time | 04:00 |
| Ulsan Algiers | Central European Time | 08:00 |
| Ulsan Khartoum | Central Africa Time | 07:00 |
| Ulsan Accra | Greenwich Mean Time | 09:00 |