| Locality | Post Code |
|---|---|
| Ardmore, Fall River | 57735 |
| Burdock, Fall River | 57735 |
| Edgemont, Fall River | 57735 |
| Heppner, Fall River | 57747 |
| Hot Springs, Fall River | 57747 |
| Lauzen, Fall River | 57735 |
| Maverick, Fall River | 57747 |
| Minnekata, Fall River | 57747 |
| Oelrichs, Fall River | 57763 |
| Oral, Fall River | 57766 |
| Provo, Fall River | 57735 |
| Smithwick, Fall River | 57782 |