| Locality | Post Code |
|---|---|
| Almo, Calloway | 42020 |
| Almo Heights, Calloway | 42020 |
| Coldwater, Calloway | 42071 |
| College Campus, Calloway | 42071 |
| Dexter, Calloway | 42036 |
| Farmington, Calloway | 42040 |
| Faxon, Calloway | 42071 |
| Hamlin, Calloway | 42076 |
| Hazel, Calloway | 42049 |
| Kirksey, Calloway | 42054 |
| Lynn Grove, Calloway | 42071 |
| Murray, Calloway | 42071 |
| New Concord, Calloway | 42076 |
| Shiloh, Calloway | 42071 |
| University, Calloway | 42071 |
| Van Cleve, Calloway | 42071 |