| Fort Irwin Jammu | India Standard Time | -12:30 |
| Fort Irwin Liaoyuan | China Time | -15:00 |
| Fort Irwin Edinburgh | United Kingdom Time | -08:00 |
| Fort Irwin Atlanta | Eastern Time | -03:00 |
| Fort Irwin Kananga | Central Africa Time | -09:00 |
| Fort Irwin Bloemfontein | South Africa Standard Time | -09:00 |
| Fort Irwin Xiangyang | China Time | -15:00 |
| Fort Irwin Gdańsk | Central European Time | -09:00 |
| Fort Irwin Calabar | West Africa Time | -08:00 |
| Fort Irwin Dadukou | China Time | -15:00 |
| Fort Irwin Joinville | Brasilia Time | -04:00 |
| Fort Irwin Hama | Eastern European Time | -10:00 |
| Fort Irwin Antwerp | Central European Time | -09:00 |
| Fort Irwin Kanazawa | Japan Time | -16:00 |
| Fort Irwin Karabağlar | Turkey Time | -10:00 |
| Fort Irwin Zamboanga | Philippine Time | -15:00 |
| Fort Irwin Kirov | Kirov Time | -10:00 |
| Fort Irwin Ujjain | India Standard Time | -12:30 |
| Fort Irwin Kota Kinabalu | Malaysia Time | -15:00 |
| Fort Irwin Durango | Central Time | -02:00 |
| Fort Irwin Colorado Springs | Mountain Time | -01:00 |
| Fort Irwin Niterói | Brasilia Time | -04:00 |
| Fort Irwin Hengshui | China Time | -15:00 |
| Fort Irwin Tabuk | Arabian Time | -10:00 |
| Fort Irwin Pontianak | Western Indonesia Time | -14:00 |
| Fort Irwin Leeds | United Kingdom Time | -08:00 |
| Fort Irwin Namp’o | Pyongyang Time | -16:00 |
| Fort Irwin Bacolod | Philippine Time | -15:00 |
| Fort Irwin São João de Meriti | Brasilia Time | -04:00 |
| Fort Irwin Mansilingan | Philippine Time | -15:00 |
| Fort Irwin Virginia Beach | Eastern Time | -03:00 |
| Fort Irwin Rāmgundam | India Standard Time | -12:30 |
| Fort Irwin Luhansk | Eastern European Time | -10:00 |
| Fort Irwin Manado | Central Indonesia Time | -15:00 |
| Fort Irwin Karagandy | East Kazakhstan Time | -13:00 |
| Fort Irwin Raleigh | Eastern Time | -03:00 |
| Fort Irwin Jining | China Time | -15:00 |
| Fort Irwin Constantine | Central European Time | -08:00 |
| Fort Irwin Juba | East Africa Time | -09:00 |
| Fort Irwin Muratpaşa | Turkey Time | -10:00 |
| Fort Irwin Wenshan | China Time | -15:00 |
| Fort Irwin Utsunomiya | Japan Time | -16:00 |
| Fort Irwin Matamoros | Central Time | -02:00 |
| Fort Irwin Urfa | Turkey Time | -10:00 |
| Fort Irwin Chengde | China Time | -15:00 |
| Fort Irwin Oita | Japan Time | -16:00 |
| Fort Irwin Venustiano Carranza | Central Time | -02:00 |
| Fort Irwin Cardiff | United Kingdom Time | -08:00 |
| Fort Irwin San Juan | Argentina Time | -04:00 |
| Fort Irwin Cheboksary | Moscow Time | -10:00 |