| Oulu Zaporizhia | Eastern European Time | 00:00 |
| Oulu Marseille | Central European Time | 01:00 |
| Oulu Al Zarqa | Eastern European Time | 00:00 |
| Oulu Çankaya | Turkey Time | 00:00 |
| Oulu Boumerdas | Central European Time | 02:00 |
| Oulu Jalandhar | India Standard Time | -02:30 |
| Oulu Thiruvananthapuram | India Standard Time | -02:30 |
| Oulu Sakai | Japan Time | -06:00 |
| Oulu Anyang | China Time | -05:00 |
| Oulu San Miguel de Tucuman | Argentina Time | 06:00 |
| Oulu Cotonou | West Africa Time | 02:00 |
| Oulu Salem | India Standard Time | -02:30 |
| Oulu Tiruchirappalli | India Standard Time | -02:30 |
| Oulu Homs | Eastern European Time | 00:00 |
| Oulu Hohhot | China Time | -05:00 |
| Oulu Niamey | West Africa Time | 02:00 |
| Oulu Tainan City | Taipei Time | -05:00 |
| Oulu Shangyu | China Time | -05:00 |
| Oulu Łódź | Central European Time | 01:00 |
| Oulu Dammam | Arabian Time | 00:00 |
| Oulu Xining | China Time | -05:00 |
| Oulu Kahrīz | Iran Time | -01:30 |
| Oulu Kota | India Standard Time | -02:30 |
| Oulu Natal | Brasilia Time | 06:00 |
| Oulu Bhubaneshwar | India Standard Time | -02:30 |
| Oulu Qinhuangdao | China Time | -05:00 |
| Oulu Hengyang | China Time | -05:00 |
| Oulu Antalya | Turkey Time | 00:00 |
| Oulu Kraków | Central European Time | 01:00 |
| Oulu Aligarh | India Standard Time | -02:30 |
| Oulu Da Nang | Indochina Time | -04:00 |
| Oulu Pietermaritzburg | South Africa Standard Time | 01:00 |
| Oulu Lomé | Greenwich Mean Time | 03:00 |
| Oulu Trujillo | Peru Time | 08:00 |
| Oulu Malang | Western Indonesia Time | -04:00 |
| Oulu Ciudad Guayana | Venezuela Time | 07:00 |
| Oulu Bareilly | India Standard Time | -02:30 |
| Oulu Kigali | Central Africa Time | 01:00 |
| Oulu Teresina | Brasilia Time | 06:00 |
| Oulu Xinxiang | China Time | -05:00 |
| Oulu São Bernardo do Campo | Brasilia Time | 06:00 |
| Oulu Hegang | China Time | -05:00 |
| Oulu Rīga | Eastern European Time | 00:00 |
| Oulu Amsterdam | Central European Time | 01:00 |
| Oulu Oyo | West Africa Time | 02:00 |
| Oulu Quetta | Pakistan Time | -02:00 |
| Oulu Nottingham | United Kingdom Time | 02:00 |
| Oulu Campo Grande | Amazon Time | 07:00 |
| Oulu Ashgabat | Turkmenistan Time | -02:00 |
| Oulu Álvaro Obregón | Central Time | 08:00 |