| Port Harcourt Kawasaki | Japan Time | -08:00 |
| Port Harcourt South Tangerang | Western Indonesia Time | -06:00 |
| Port Harcourt Baotou | China Time | -07:00 |
| Port Harcourt Dallas | Central Time | 06:00 |
| Port Harcourt Medina | Arabian Time | -02:00 |
| Port Harcourt Yaoundé | West Africa Time | 00:00 |
| Port Harcourt Bamako | Greenwich Mean Time | 01:00 |
| Port Harcourt Nashik | India Standard Time | -04:30 |
| Port Harcourt Semarang | Western Indonesia Time | -06:00 |
| Port Harcourt Brazzaville | West Africa Time | 00:00 |
| Port Harcourt Pimpri | India Standard Time | -04:30 |
| Port Harcourt Nizhny Novgorod | Moscow Time | -02:00 |
| Port Harcourt Amman | Eastern European Time | -02:00 |
| Port Harcourt Budta | Philippine Time | -07:00 |
| Port Harcourt Belgrade | Central European Time | -01:00 |
| Port Harcourt Montevideo | Uruguay Time | 04:00 |
| Port Harcourt Lusaka | Central Africa Time | -01:00 |
| Port Harcourt Xuchang | China Time | -07:00 |
| Port Harcourt Kalyan | India Standard Time | -04:30 |
| Port Harcourt Thane | India Standard Time | -04:30 |
| Port Harcourt Munich | Central European Time | -01:00 |
| Port Harcourt Ra’s Bayrūt | Eastern European Time | -02:00 |
| Port Harcourt Shiraz | Iran Time | -03:30 |
| Port Harcourt Adana | Turkey Time | -02:00 |
| Port Harcourt Suwon | Korean Time | -08:00 |
| Port Harcourt Milan | Central European Time | -01:00 |
| Port Harcourt Port-au-Prince | Eastern Time | 05:00 |
| Port Harcourt Ciudad Nezahualcóyotl | Central Time | 06:00 |
| Port Harcourt Adelaide | Central Australia Time | -08:30 |
| Port Harcourt Meerut | India Standard Time | -04:30 |
| Port Harcourt Nowrangapur | India Standard Time | -04:30 |
| Port Harcourt Faridabad | India Standard Time | -04:30 |
| Port Harcourt Peshawar | Pakistan Time | -04:00 |
| Port Harcourt Davao City | Philippine Time | -07:00 |
| Port Harcourt Mandalay | Myanmar Time | -05:30 |
| Port Harcourt Omdurman | Central Africa Time | -01:00 |
| Port Harcourt Santiago De Los Caballeros | Atlantic Time | 05:00 |
| Port Harcourt Yueyang | China Time | -07:00 |
| Port Harcourt Anshan | China Time | -07:00 |
| Port Harcourt Xuzhou | China Time | -07:00 |
| Port Harcourt Ghaziabad | India Standard Time | -04:30 |
| Port Harcourt Depok | Western Indonesia Time | -06:00 |
| Port Harcourt Saitama | Japan Time | -08:00 |
| Port Harcourt Gustavo Adolfo Madero | Central Time | 06:00 |
| Port Harcourt Dombivli | India Standard Time | -04:30 |
| Port Harcourt Maputo | Central Africa Time | -01:00 |
| Port Harcourt Fuzhou | China Time | -07:00 |
| Port Harcourt Rajkot | India Standard Time | -04:30 |
| Port Harcourt Rosario | Argentina Time | 04:00 |
| Port Harcourt Guiyang | China Time | -07:00 |