| Locality | Post Code |
|---|---|
| Anderson Dam, Elmore | 83647 |
| Atlanta, Elmore | 83601, 83716 |
| Featherville, Elmore | 83647 |
| Glenns Ferry, Elmore | 83623 |
| Hammett, Elmore | 83627 |
| Indian Cove, Elmore | 83627 |
| King Hill, Elmore | 83633 |
| Mountain Home, Elmore | 83647 |
| Mountain Home Air Force Base, Elmore | 83648 |
| Oasis, Elmore | 83647 |
| Paradise Hot Springs, Elmore | 83647 |
| Pine, Elmore | 83647 |
| Prairie, Elmore | 83647 |
| Rocky Bar, Elmore | 83647 |
| Tipanuk, Elmore | 83647 |