| Fort Irwin Port Fairy | Eastern Australia Time | -17:00 |
| Fort Irwin Bintangor | Malaysia Time | -15:00 |
| Fort Irwin Tiruchendur | India Standard Time | -12:30 |
| Fort Irwin Rafah | Eastern European Time | -09:00 |
| Fort Irwin The Plains | Eastern Time | -03:00 |
| Fort Irwin La Cassa | Central European Time | -09:00 |
| Fort Irwin Gladstone Park | Eastern Australia Time | -17:00 |
| Fort Irwin Princes Town | Atlantic Time | -03:00 |
| Fort Irwin Port Dover | Eastern Time | -03:00 |
| Fort Irwin Binyamina-Giv'at Ada | Israel Time | -10:00 |
| Fort Irwin Tirukazhukundram | India Standard Time | -12:30 |
| Fort Irwin Raeford | Eastern Time | -03:00 |
| Fort Irwin Tuggerah | Eastern Australia Time | -17:00 |
| Fort Irwin La Bisbal d'Empordà | Central European Time | -09:00 |
| Fort Irwin Gladwin | Eastern Time | -03:00 |
| Fort Irwin Princeton | Eastern Time | -03:00 |
| Fort Irwin Port de Pollença | Central European Time | -09:00 |
| Fort Irwin Brides-les-Bains | Central European Time | -09:00 |
| Fort Irwin Tirumakudalu Narasipura | India Standard Time | -12:30 |
| Fort Irwin Raf Raf | Central European Time | -08:00 |
| Fort Irwin Tullamarine | Eastern Australia Time | -17:00 |
| Fort Irwin Meulebeke | Central European Time | -09:00 |
| Fort Irwin Glasgow | United Kingdom Time | -08:00 |
| Fort Irwin Plainsboro Center | Eastern Time | -03:00 |
| Fort Irwin Quatretondeta | Central European Time | -09:00 |
| Fort Irwin Bridge City | Central Time | -02:00 |
| Fort Irwin Tisbury | Eastern Time | -03:00 |
| Fort Irwin Rahim Yar Khan | Pakistan Time | -12:00 |
| Fort Irwin Tullamore | Ireland Time | -08:00 |
| Fort Irwin Mevagissey | United Kingdom Time | -08:00 |
| Fort Irwin Glasgow | Central Time | -02:00 |
| Fort Irwin Wabash | Eastern Time | -03:00 |
| Fort Irwin Quartzsite | Mountain Time | 00:00 |
| Fort Irwin Bridgehampton | Eastern Time | -03:00 |
| Fort Irwin Špindlerův Mlýn | Central European Time | -09:00 |
| Fort Irwin Raglan | New Zealand Time | -19:00 |
| Fort Irwin Tunkhannock | Eastern Time | -03:00 |
| Fort Irwin Mevalurkuppam | India Standard Time | -12:30 |
| Fort Irwin Gland | Central European Time | -09:00 |
| Fort Irwin Wadakkanchery | India Standard Time | -12:30 |
| Fort Irwin Qualicum Beach | Pacific Time | 00:00 |
| Fort Irwin Brighton-Le-Sands | Eastern Australia Time | -17:00 |
| Fort Irwin Spiegelberg | Central European Time | -09:00 |
| Fort Irwin Rahovic | Central European Time | -09:00 |
| Fort Irwin Tunis | Eastern Time | -03:00 |
| Fort Irwin Mevaseret Zion | Israel Time | -10:00 |
| Fort Irwin Glandore | Central Australia Time | -16:30 |
| Fort Irwin Wacol | Eastern Australia Time | -17:00 |
| Fort Irwin Quanzhou | China Time | -15:00 |
| Fort Irwin Brighton | Eastern Time | -03:00 |