| Locality | Post Code |
|---|---|
| Chickamauga, Walker | 30707 |
| Flintstone, Walker | 30725 |
| Fort Oglethorpe, Walker | 30742 |
| La Fayette, Walker | 30728 |
| Lookout Mountain, Walker | 30750 |
| Menlo, Walker | 30731 |
| Rising Fawn, Walker | 30738 |
| Rock Spring, Walker | 30739 |
| Rossville, Walker | 30741 |
| Trion, Walker | 30753 |