| Fort Irwin Wasaga Beach | Eastern Time | -03:00 |
| Fort Irwin Nakagyo Ward | Japan Time | -16:00 |
| Fort Irwin Negril | Eastern Time | -02:00 |
| Fort Irwin Simpang Renggam | Malaysia Time | -15:00 |
| Fort Irwin Ascona | Central European Time | -09:00 |
| Fort Irwin North Melbourne | Eastern Australia Time | -17:00 |
| Fort Irwin Abingdon | Eastern Time | -03:00 |
| Fort Irwin Simpang Ampat | Malaysia Time | -15:00 |
| Fort Irwin Washington | Eastern Time | -03:00 |
| Fort Irwin North Palm Beach | Eastern Time | -03:00 |
| Fort Irwin Nazaré | Western European Time | -08:00 |
| Fort Irwin Silay City | Philippine Time | -15:00 |
| Fort Irwin Ashbourne | United Kingdom Time | -08:00 |
| Fort Irwin North Parramatta | Eastern Australia Time | -17:00 |
| Fort Irwin Abington | Eastern Time | -03:00 |
| Fort Irwin Sikardarpur | India Standard Time | -12:30 |
| Fort Irwin Washington | Eastern Time | -03:00 |
| Fort Irwin North Perth | Western Australia Time | -15:00 |
| Fort Irwin Navsari | India Standard Time | -12:30 |
| Fort Irwin Sikkarimedu | India Standard Time | -12:30 |
| Fort Irwin Ban Luang | Indochina Time | -14:00 |
| Fort Irwin North Hobart | Eastern Australia Time | -17:00 |
| Fort Irwin Aberdeen | Central Time | -02:00 |
| Fort Irwin North Jakarta | Western Indonesia Time | -14:00 |
| Fort Irwin Wasilla | Alaska Time | 01:00 |
| Fort Irwin Nakkati Gachhi | India Standard Time | -12:30 |
| Fort Irwin Nové Město na Moravě | Central European Time | -09:00 |
| Fort Irwin North Liberty | Central Time | -02:00 |
| Fort Irwin Ban Lum | Indochina Time | -14:00 |
| Fort Irwin North Lakes | Eastern Australia Time | -17:00 |
| Fort Irwin Abeibara | Greenwich Mean Time | -07:00 |
| Fort Irwin North Myrtle Beach | Eastern Time | -03:00 |
| Fort Irwin Watson | Eastern Australia Time | -17:00 |
| Fort Irwin North Naples | Eastern Time | -03:00 |
| Fort Irwin Novo Gama | Brasilia Time | -04:00 |
| Fort Irwin Norwood | Central Australia Time | -16:30 |
| Fort Irwin Ban Tai | Indochina Time | -14:00 |
| Fort Irwin Norwood | Eastern Time | -03:00 |
| Fort Irwin Abbotsford | Eastern Australia Time | -17:00 |
| Fort Irwin Onești | Eastern European Time | -10:00 |
| Fort Irwin Wattwil | Central European Time | -09:00 |
| Fort Irwin Ondara | Central European Time | -09:00 |
| Fort Irwin Novi di Modena | Central European Time | -09:00 |
| Fort Irwin Onhaye | Central European Time | -09:00 |
| Fort Irwin Ban Tai | Indochina Time | -14:00 |
| Fort Irwin North Wales | Eastern Time | -03:00 |
| Fort Irwin Brook | United Kingdom Time | -08:00 |
| Fort Irwin North Yarmouth | Eastern Time | -03:00 |
| Fort Irwin Watkins Glen | Eastern Time | -03:00 |
| Fort Irwin Northbridge | Eastern Australia Time | -17:00 |