| Locality | Post Code |
|---|---|
| Ash, Monroe | 65263 |
| Florida, Monroe | 65283 |
| Goss, Monroe | 65275 |
| Granville, Monroe | 65275 |
| Hassard, Monroe | 63456 |
| Holliday, Monroe | 65258 |
| Indian Creek, Monroe | 63456 |
| Madison, Monroe | 65263 |
| Middle Grove, Monroe | 65263 |
| Monroe City, Monroe | 63456 |
| Paris, Monroe | 65275 |
| Santa Fe, Monroe | 65282 |
| Stoutsville, Monroe | 65283 |
| Strother, Monroe | 65275 |
| Woodlawn, Monroe | 65263 |