| Locality | Post Code |
|---|---|
| Conner, Ravalli | 59827 |
| Corvallis, Ravalli | 59828 |
| Darby, Ravalli | 59829 |
| Florence, Ravalli | 59833 |
| Grantsdale, Ravalli | 59835 |
| Hamilton, Ravalli | 59840 |
| Pinesdale, Ravalli | 59840 |
| Stevensville, Ravalli | 59870 |
| Sula, Ravalli | 59871 |
| Victor, Ravalli | 59875 |