| Irvine Byrdstown | Central Time | -02:00 |
| Irvine Bassendean | Western Australia Time | -15:00 |
| Irvine Millheim | Eastern Time | -03:00 |
| Irvine Vasai | India Standard Time | -12:30 |
| Irvine Darwin City | Central Australia Time | -16:30 |
| Irvine Media | Eastern Time | -03:00 |
| Irvine Nonthaburi | Indochina Time | -14:00 |
| Irvine Newport | Eastern Australia Time | -17:00 |
| Irvine Byrnihat | India Standard Time | -12:30 |
| Irvine Bastrop | Central Time | -02:00 |
| Irvine Millington | Central Time | -02:00 |
| Irvine Vashon | Pacific Time | 00:00 |
| Irvine Darlington | Eastern Australia Time | -17:00 |
| Irvine Medina | Western Australia Time | -15:00 |
| Irvine Nolanville | Central Time | -02:00 |
| Irvine Newport News | Eastern Time | -03:00 |
| Irvine Byron | Eastern Time | -03:00 |
| Irvine Bastida | Central European Time | -09:00 |
| Irvine Millner | Central Australia Time | -16:30 |
| Irvine Waldkirchen | Central European Time | -09:00 |
| Irvine Dartington | United Kingdom Time | -08:00 |
| Irvine Mecina-Fondales | Central European Time | -09:00 |
| Irvine Nong Chom | Indochina Time | -14:00 |
| Irvine Newmarket | Eastern Australia Time | -17:00 |
| Irvine Byron Bay | Eastern Australia Time | -17:00 |
| Irvine Bahour | India Standard Time | -12:30 |
| Irvine Millswood | Central Australia Time | -16:30 |
| Irvine Walenstadt | Central European Time | -09:00 |
| Irvine Dartmouth | Eastern Time | -03:00 |
| Irvine Meckenbeuren | Central European Time | -09:00 |
| Irvine Nong Kaeo | Indochina Time | -14:00 |
| Irvine Newcastle | Eastern Australia Time | -17:00 |
| Irvine Bytča | Central European Time | -09:00 |
| Irvine Bass Hill | Eastern Australia Time | -17:00 |
| Irvine Mill Run | Eastern Time | -03:00 |
| Irvine Wals | Central European Time | -09:00 |
| Irvine Dardanelle | Central Time | -02:00 |
| Irvine Mecheri | India Standard Time | -12:30 |
| Irvine Nokomis | Eastern Time | -03:00 |
| Irvine Newcastle | United Kingdom Time | -08:00 |
| Irvine Dehiwala-Mount Lavinia | India Standard Time | -12:30 |
| Irvine Bathinda | India Standard Time | -12:30 |
| Irvine Mill Valley | Pacific Time | 00:00 |
| Irvine Walled Lake | Eastern Time | -03:00 |
| Irvine Darch | Western Australia Time | -15:00 |
| Irvine Mechanicsburg | Eastern Time | -03:00 |
| Irvine North Adams | Eastern Time | -03:00 |
| Irvine Newbern | Central Time | -02:00 |
| Irvine Degelis | Eastern Time | -03:00 |
| Irvine Bath | Eastern Time | -03:00 |