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