| Oulu Luanda | West Africa Time | 02:00 |
| Oulu Quezon City | Philippine Time | -05:00 |
| Oulu Addis Ababa | East Africa Time | 00:00 |
| Oulu Nairobi | East Africa Time | 00:00 |
| Oulu Chicago | Central Time | 08:00 |
| Oulu Salvador | Brasilia Time | 06:00 |
| Oulu Jaipur | India Standard Time | -02:30 |
| Oulu Dar es Salaam | East Africa Time | 00:00 |
| Oulu Lanzhou | China Time | -05:00 |
| Oulu Incheon | Korean Time | -06:00 |
| Oulu Yunfu | China Time | -05:00 |
| Oulu Toronto | Eastern Time | 07:00 |
| Oulu Basrah | Arabian Time | 00:00 |
| Oulu Navi Mumbai | India Standard Time | -02:30 |
| Oulu Osaka | Japan Time | -06:00 |
| Oulu Mogadishu | East Africa Time | 00:00 |
| Oulu Daegu | Korean Time | -06:00 |
| Oulu Faisalabad | Pakistan Time | -02:00 |
| Oulu Izmir | Turkey Time | 00:00 |
| Oulu Dakar | Greenwich Mean Time | 03:00 |
| Oulu Lucknow | India Standard Time | -02:30 |
| Oulu Giza | Eastern European Time | 01:00 |
| Oulu Fortaleza | Brasilia Time | 06:00 |
| Oulu Cali | Colombia Time | 08:00 |
| Oulu Surabaya | Western Indonesia Time | -04:00 |
| Oulu Belo Horizonte | Brasilia Time | 06:00 |
| Oulu Nanchang | China Time | -05:00 |
| Oulu Rome | Central European Time | 01:00 |
| Oulu Mashhad | Iran Time | -01:30 |
| Oulu Borough of Brooklyn | Eastern Time | 07:00 |
| Oulu Houston | Central Time | 08:00 |
| Oulu Queens | Eastern Time | 07:00 |
| Oulu Nagpur | India Standard Time | -02:30 |
| Oulu Maracaibo | Venezuela Time | 07:00 |
| Oulu Brasília | Brasilia Time | 06:00 |
| Oulu Santo Domingo | Atlantic Time | 07:00 |
| Oulu Nagoya | Japan Time | -06:00 |
| Oulu Brisbane | Eastern Australia Time | -07:00 |
| Oulu Havana | Cuba Time | 07:00 |
| Oulu Paris | Central European Time | 01:00 |
| Oulu Al Mawşil al Jadīdah | Arabian Time | 00:00 |
| Oulu Johannesburg | South Africa Standard Time | 01:00 |
| Oulu Kowloon | Hong Kong Time | -05:00 |
| Oulu Al Başrah al Qadīmah | Arabian Time | 00:00 |
| Oulu Almaty | East Kazakhstan Time | -03:00 |
| Oulu Medellin | Colombia Time | 08:00 |
| Oulu Tashkent | Uzbekistan Time | -02:00 |
| Oulu Algiers | Central European Time | 02:00 |
| Oulu Khartoum | Central Africa Time | 01:00 |
| Oulu Accra | Greenwich Mean Time | 03:00 |