| Umuahia Jinan | China Time | -07:00 |
| Umuahia Chennai | India Standard Time | -04:30 |
| Umuahia Zhengzhou | China Time | -07:00 |
| Umuahia Melbourne | Eastern Australia Time | -10:00 |
| Umuahia Riyadh | Arabian Time | -02:00 |
| Umuahia Changchun | China Time | -07:00 |
| Umuahia Dalian | China Time | -07:00 |
| Umuahia Los Angeles | Pacific Time | 08:00 |
| Umuahia Chittagong | Bangladesh Time | -05:00 |
| Umuahia Kunming | China Time | -07:00 |
| Umuahia Alexandria | Eastern European Time | -01:00 |
| Umuahia Ahmedabad | India Standard Time | -04:30 |
| Umuahia Qingdao | China Time | -07:00 |
| Umuahia Busan | Korean Time | -08:00 |
| Umuahia Abidjan | Greenwich Mean Time | 01:00 |
| Umuahia Kano | West Africa Time | 00:00 |
| Umuahia Foshan | China Time | -07:00 |
| Umuahia Hyderabad | India Standard Time | -04:30 |
| Umuahia Puyang | China Time | -07:00 |
| Umuahia Yokohama | Japan Time | -08:00 |
| Umuahia Ibadan | West Africa Time | 00:00 |
| Umuahia Singapore | Singapore Standard Time | -07:00 |
| Umuahia Wuxi | China Time | -07:00 |
| Umuahia Xiamen | China Time | -07:00 |
| Umuahia Ankara | Turkey Time | -02:00 |
| Umuahia Tianshui | China Time | -07:00 |
| Umuahia Ningbo | China Time | -07:00 |
| Umuahia Ho Chi Minh City | Indochina Time | -06:00 |
| Umuahia Shiyan | China Time | -07:00 |
| Umuahia Cape Town | South Africa Standard Time | -01:00 |
| Umuahia Taiyuan | China Time | -07:00 |
| Umuahia Berlin | Central European Time | -01:00 |
| Umuahia Tangshan | China Time | -07:00 |
| Umuahia Hefei | China Time | -07:00 |
| Umuahia Madrid | Central European Time | -01:00 |
| Umuahia Pyongyang | Pyongyang Time | -08:00 |
| Umuahia Casablanca | Western European Time | 01:00 |
| Umuahia Zibo | China Time | -07:00 |
| Umuahia Zhongshan | China Time | -05:00 |
| Umuahia Durban | South Africa Standard Time | -01:00 |
| Umuahia Changsha | China Time | -07:00 |
| Umuahia Kabul | Afghanistan Time | -03:30 |
| Umuahia Ürümqi | China Time | -05:00 |
| Umuahia Caracas | Venezuela Time | 05:00 |
| Umuahia Pune | India Standard Time | -04:30 |
| Umuahia Surat | India Standard Time | -04:30 |
| Umuahia Jeddah | Arabian Time | -02:00 |
| Umuahia Shijiazhuang | China Time | -07:00 |
| Umuahia Kanpur | India Standard Time | -04:30 |
| Umuahia Kiev | Eastern European Time | -02:00 |