| Fort Irwin Bratislava | Central European Time | -09:00 |
| Fort Irwin Gaya | India Standard Time | -12:30 |
| Fort Irwin Udaipur | India Standard Time | -12:30 |
| Fort Irwin Likasi | Central Africa Time | -09:00 |
| Fort Irwin Luxor | Eastern European Time | -09:00 |
| Fort Irwin Ibagué | Colombia Time | -02:00 |
| Fort Irwin Shaoxing | China Time | -15:00 |
| Fort Irwin Ivanovo | Moscow Time | -10:00 |
| Fort Irwin Erzurum | Turkey Time | -10:00 |
| Fort Irwin Akure | West Africa Time | -08:00 |
| Fort Irwin Asyut | Eastern European Time | -09:00 |
| Fort Irwin Jambi | Western Indonesia Time | -14:00 |
| Fort Irwin Al Mansurah | Eastern European Time | -09:00 |
| Fort Irwin Oakland | Pacific Time | 00:00 |
| Fort Irwin Korba | India Standard Time | -12:30 |
| Fort Irwin Bokaro Steel City | India Standard Time | -12:30 |
| Fort Irwin San Juan | Atlantic Time | -03:00 |
| Fort Irwin Kolwezi | Central Africa Time | -09:00 |
| Fort Irwin Auckland | New Zealand Time | -19:00 |
| Fort Irwin Sukkur | Pakistan Time | -12:00 |
| Fort Irwin Mangaluru | India Standard Time | -12:30 |
| Fort Irwin Luohe | China Time | -15:00 |
| Fort Irwin Sebastopol | Simferopol Time | -10:00 |
| Fort Irwin Shymkent | East Kazakhstan Time | -13:00 |
| Fort Irwin Yangquan | China Time | -15:00 |
| Fort Irwin Magnitogorsk | Yekaterinburg Time | -12:00 |
| Fort Irwin Jhansi | India Standard Time | -12:30 |
| Fort Irwin Florianópolis | Brasilia Time | -04:00 |
| Fort Irwin Wandsbek | Central European Time | -09:00 |
| Fort Irwin Santos | Brasilia Time | -04:00 |
| Fort Irwin Maturín | Venezuela Time | -03:00 |
| Fort Irwin Minneapolis | Central Time | -02:00 |
| Fort Irwin Ardabil | Iran Time | -11:30 |
| Fort Irwin Nagasaki | Japan Time | -16:00 |
| Fort Irwin Chaoyang | China Time | -15:00 |
| Fort Irwin Gaza | Eastern European Time | -10:00 |
| Fort Irwin Kursk | Moscow Time | -10:00 |
| Fort Irwin Al Ain | Gulf Standard Time | -11:00 |
| Fort Irwin Jeju-si | Korean Time | -16:00 |
| Fort Irwin Panama City | Eastern Time | -02:00 |
| Fort Irwin Szczecin | Central European Time | -09:00 |
| Fort Irwin Biên Hòa | Indochina Time | -14:00 |
| Fort Irwin Villa Nueva | Central Time | -01:00 |
| Fort Irwin Ribeirão das Neves | Brasilia Time | -04:00 |
| Fort Irwin Hirakata | Japan Time | -16:00 |
| Fort Irwin Oujda | Western European Time | -08:00 |
| Fort Irwin Tanta | Eastern European Time | -09:00 |
| Fort Irwin Newcastle | South Africa Standard Time | -09:00 |
| Fort Irwin Xochimilco | Central Time | -02:00 |
| Fort Irwin Nellore | India Standard Time | -12:30 |