| Fort Irwin Tarrytown | Eastern Time | -03:00 |
| Fort Irwin Dunsborough | Western Australia Time | -15:00 |
| Fort Irwin North Truro | Eastern Time | -03:00 |
| Fort Irwin Davos | Central European Time | -09:00 |
| Fort Irwin Stonyfell | Central Australia Time | -16:30 |
| Fort Irwin Ouled Teima Amzou | Western European Time | -08:00 |
| Fort Irwin South Daytona | Eastern Time | -03:00 |
| Fort Irwin Ledbury | United Kingdom Time | -08:00 |
| Fort Irwin Tartus | Eastern European Time | -10:00 |
| Fort Irwin Dunster | United Kingdom Time | -08:00 |
| Fort Irwin North Strathfield | Eastern Australia Time | -17:00 |
| Fort Irwin Dapto | Eastern Australia Time | -17:00 |
| Fort Irwin Střílky | Central European Time | -09:00 |
| Fort Irwin Ouled Fares | Central European Time | -08:00 |
| Fort Irwin South Brighton | Central Australia Time | -16:30 |
| Fort Irwin Lecheria | Venezuela Time | -03:00 |
| Fort Irwin Sovetsky | Moscow Time | -10:00 |
| Fort Irwin Dufftown | United Kingdom Time | -08:00 |
| Fort Irwin North Sydney | Eastern Australia Time | -17:00 |
| Fort Irwin Dardanelle | Central Time | -02:00 |
| Fort Irwin Street | United Kingdom Time | -08:00 |
| Fort Irwin Overo | Central European Time | -09:00 |
| Fort Irwin Tadcaster | United Kingdom Time | -08:00 |
| Fort Irwin Leek Wootton | United Kingdom Time | -08:00 |
| Fort Irwin Southside | Central Time | -02:00 |
| Fort Irwin Dumbrăvița | Eastern European Time | -10:00 |
| Fort Irwin North Syracuse | Eastern Time | -03:00 |
| Fort Irwin Darch | Western Australia Time | -15:00 |
| Fort Irwin Strassen | Central European Time | -09:00 |
| Fort Irwin Peoria Heights | Central Time | -02:00 |
| Fort Irwin Somwarpet | India Standard Time | -12:30 |
| Fort Irwin Leersum | Central European Time | -09:00 |
| Fort Irwin Southgate | Eastern Australia Time | -17:00 |
| Fort Irwin Dumfries | Eastern Time | -03:00 |
| Fort Irwin Northbridge | Eastern Australia Time | -17:00 |
| Fort Irwin Darasaguppe | India Standard Time | -12:30 |
| Fort Irwin Strasburg | Eastern Time | -03:00 |
| Fort Irwin Owego | Eastern Time | -03:00 |
| Fort Irwin Sommières | Central European Time | -09:00 |
| Fort Irwin Legazpi City | Philippine Time | -15:00 |
| Fort Irwin Southington | Eastern Time | -03:00 |
| Fort Irwin Duhamel | Eastern Time | -03:00 |
| Fort Irwin Northwood | Eastern Time | -03:00 |
| Fort Irwin Darlinghurst | Eastern Australia Time | -17:00 |
| Fort Irwin Stratham | Eastern Time | -03:00 |
| Fort Irwin Oviglio | Central European Time | -09:00 |
| Fort Irwin Somogyvámos | Central European Time | -09:00 |
| Fort Irwin Lyminge | United Kingdom Time | -08:00 |
| Fort Irwin Tarquinia | Central European Time | -09:00 |
| Fort Irwin Dulwich Hill | Eastern Australia Time | -17:00 |