| Oulu Jammu | India Standard Time | -02:30 |
| Oulu Liaoyuan | China Time | -05:00 |
| Oulu Edinburgh | United Kingdom Time | 02:00 |
| Oulu Atlanta | Eastern Time | 07:00 |
| Oulu Kananga | Central Africa Time | 01:00 |
| Oulu Bloemfontein | South Africa Standard Time | 01:00 |
| Oulu Xiangyang | China Time | -05:00 |
| Oulu Gdańsk | Central European Time | 01:00 |
| Oulu Calabar | West Africa Time | 02:00 |
| Oulu Dadukou | China Time | -05:00 |
| Oulu Joinville | Brasilia Time | 06:00 |
| Oulu Hama | Eastern European Time | 00:00 |
| Oulu Antwerp | Central European Time | 01:00 |
| Oulu Kanazawa | Japan Time | -06:00 |
| Oulu Karabağlar | Turkey Time | 00:00 |
| Oulu Zamboanga | Philippine Time | -05:00 |
| Oulu Kirov | Kirov Time | 00:00 |
| Oulu Ujjain | India Standard Time | -02:30 |
| Oulu Kota Kinabalu | Malaysia Time | -05:00 |
| Oulu Durango | Central Time | 08:00 |
| Oulu Colorado Springs | Mountain Time | 09:00 |
| Oulu Niterói | Brasilia Time | 06:00 |
| Oulu Hengshui | China Time | -05:00 |
| Oulu Tabuk | Arabian Time | 00:00 |
| Oulu Pontianak | Western Indonesia Time | -04:00 |
| Oulu Leeds | United Kingdom Time | 02:00 |
| Oulu Namp’o | Pyongyang Time | -06:00 |
| Oulu Bacolod | Philippine Time | -05:00 |
| Oulu São João de Meriti | Brasilia Time | 06:00 |
| Oulu Mansilingan | Philippine Time | -05:00 |
| Oulu Virginia Beach | Eastern Time | 07:00 |
| Oulu Rāmgundam | India Standard Time | -02:30 |
| Oulu Luhansk | Eastern European Time | 00:00 |
| Oulu Manado | Central Indonesia Time | -05:00 |
| Oulu Karagandy | East Kazakhstan Time | -03:00 |
| Oulu Raleigh | Eastern Time | 07:00 |
| Oulu Jining | China Time | -05:00 |
| Oulu Constantine | Central European Time | 02:00 |
| Oulu Wenshan | China Time | -05:00 |
| Oulu Juba | East Africa Time | 01:00 |
| Oulu Muratpaşa | Turkey Time | 00:00 |
| Oulu Utsunomiya | Japan Time | -06:00 |
| Oulu Matamoros | Central Time | 08:00 |
| Oulu Urfa | Turkey Time | 00:00 |
| Oulu Chengde | China Time | -05:00 |
| Oulu Oita | Japan Time | -06:00 |
| Oulu Venustiano Carranza | Central Time | 08:00 |
| Oulu Cardiff | United Kingdom Time | 02:00 |
| Oulu San Juan | Argentina Time | 06:00 |
| Oulu Cheboksary | Moscow Time | 00:00 |