| Port Harcourt Goiânia | Brasilia Time | 04:00 |
| Port Harcourt Guarulhos | Brasilia Time | 04:00 |
| Port Harcourt Prague | Central European Time | 00:00 |
| Port Harcourt Varanasi | India Standard Time | -04:30 |
| Port Harcourt Copenhagen | Central European Time | 00:00 |
| Port Harcourt Sofia | Eastern European Time | -01:00 |
| Port Harcourt Tripoli | Eastern European Time | -01:00 |
| Port Harcourt Hiroshima | Japan Time | -08:00 |
| Port Harcourt Lijiang | China Time | -07:00 |
| Port Harcourt Dubai | Gulf Standard Time | -03:00 |
| Port Harcourt Samara | Samara Time | -03:00 |
| Port Harcourt Omsk | Omsk Time | -05:00 |
| Port Harcourt Benin City | West Africa Time | 00:00 |
| Port Harcourt Monterrey | Central Time | 07:00 |
| Port Harcourt Malingao | Philippine Time | -07:00 |
| Port Harcourt Baku | Azerbaijan Time | -03:00 |
| Port Harcourt Leon | Central Time | 07:00 |
| Port Harcourt Maiduguri | West Africa Time | 00:00 |
| Port Harcourt Kazan | Moscow Time | -02:00 |
| Port Harcourt Yerevan | Armenia Time | -03:00 |
| Port Harcourt Amritsar | India Standard Time | -04:30 |
| Port Harcourt Ouagadougou | Greenwich Mean Time | 01:00 |
| Port Harcourt Yono | Japan Time | -08:00 |
| Port Harcourt Rostov-on-Don | Moscow Time | -02:00 |
| Port Harcourt Allahabad | India Standard Time | -04:30 |
| Port Harcourt Goyang-si | Korean Time | -08:00 |
| Port Harcourt Gaziantep | Turkey Time | -02:00 |
| Port Harcourt Visakhapatnam | India Standard Time | -04:30 |
| Port Harcourt Sendai | Japan Time | -08:00 |
| Port Harcourt Chelyabinsk | Yekaterinburg Time | -04:00 |
| Port Harcourt Datong | China Time | -07:00 |
| Port Harcourt Tbilisi | Georgia Time | -03:00 |
| Port Harcourt Changshu City | China Time | -07:00 |
| Port Harcourt Taichung | Taipei Time | -07:00 |
| Port Harcourt Theni | India Standard Time | -04:30 |
| Port Harcourt Xianyang | China Time | -07:00 |
| Port Harcourt Ufa | Yekaterinburg Time | -04:00 |
| Port Harcourt Dnepropetrovsk | Eastern European Time | -01:00 |
| Port Harcourt Seongnam-si | Korean Time | -08:00 |
| Port Harcourt Campinas | Brasilia Time | 04:00 |
| Port Harcourt Jabalpur | India Standard Time | -04:30 |
| Port Harcourt Howrah | India Standard Time | -04:30 |
| Port Harcourt Huainan | China Time | -07:00 |
| Port Harcourt San Jose | Pacific Time | 09:00 |
| Port Harcourt Donetsk | Eastern European Time | -01:00 |
| Port Harcourt Dublin | Ireland Time | 01:00 |
| Port Harcourt Calgary | Mountain Time | 08:00 |
| Port Harcourt Brussels | Central European Time | 00:00 |
| Port Harcourt Aurangabad | India Standard Time | -04:30 |
| Port Harcourt Volgograd | Volgograd Time | -02:00 |