| Port Harcourt Guayaquil | Ecuador Time | 06:00 |
| Port Harcourt Ordos | China Time | -07:00 |
| Port Harcourt Sana'a | Arabian Time | -02:00 |
| Port Harcourt Beirut | Eastern European Time | -01:00 |
| Port Harcourt Perth | Western Australia Time | -07:00 |
| Port Harcourt Sapporo | Japan Time | -08:00 |
| Port Harcourt Jilin | China Time | -07:00 |
| Port Harcourt Bucharest | Eastern European Time | -01:00 |
| Port Harcourt Camayenne | Greenwich Mean Time | 01:00 |
| Port Harcourt Indore | India Standard Time | -04:30 |
| Port Harcourt Iztapalapa | Central Time | 07:00 |
| Port Harcourt Ecatepec | Central Time | 07:00 |
| Port Harcourt Conakry | Greenwich Mean Time | 01:00 |
| Port Harcourt Maracay | Venezuela Time | 05:00 |
| Port Harcourt Medan | Western Indonesia Time | -06:00 |
| Port Harcourt Rawalpindi | Pakistan Time | -04:00 |
| Port Harcourt Minsk | Moscow Time | -02:00 |
| Port Harcourt Budapest | Central European Time | 00:00 |
| Port Harcourt Mosul | Arabian Time | -02:00 |
| Port Harcourt Hamburg | Central European Time | 00:00 |
| Port Harcourt Curitiba | Brasilia Time | 04:00 |
| Port Harcourt Warsaw | Central European Time | 00:00 |
| Port Harcourt Bandung | Western Indonesia Time | -06:00 |
| Port Harcourt Soweto | South Africa Standard Time | -01:00 |
| Port Harcourt Vienna | Central European Time | 00:00 |
| Port Harcourt Rabat | Western European Time | 00:00 |
| Port Harcourt Guadalajara | Central Time | 07:00 |
| Port Harcourt Barcelona | Central European Time | 00:00 |
| Port Harcourt Pretoria | South Africa Standard Time | -01:00 |
| Port Harcourt Aleppo | Eastern European Time | -01:00 |
| Port Harcourt Manila | Philippine Time | -07:00 |
| Port Harcourt Kunshan | China Time | -07:00 |
| Port Harcourt Montreal | Eastern Time | 06:00 |
| Port Harcourt Patna | India Standard Time | -04:30 |
| Port Harcourt Bhopal | India Standard Time | -04:30 |
| Port Harcourt Manaus | Amazon Time | 05:00 |
| Port Harcourt Xinyang | China Time | -07:00 |
| Port Harcourt Puebla | Central Time | 07:00 |
| Port Harcourt Kaduna | West Africa Time | 00:00 |
| Port Harcourt Phnom Penh | Indochina Time | -06:00 |
| Port Harcourt Damascus | Eastern European Time | -01:00 |
| Port Harcourt Philadelphia | Eastern Time | 06:00 |
| Port Harcourt Phoenix | Mountain Time | 08:00 |
| Port Harcourt Isfahan | Iran Time | -02:30 |
| Port Harcourt Ludhiana | India Standard Time | -04:30 |
| Port Harcourt Harare | Central Africa Time | -01:00 |
| Port Harcourt Kobe | Japan Time | -08:00 |
| Port Harcourt Bekasi | Western Indonesia Time | -06:00 |
| Port Harcourt Kaohsiung | Taipei Time | -07:00 |
| Port Harcourt Stockholm | Central European Time | 00:00 |