| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 42020 | Almo | Calloway County | Standard |
| 42025 | Benton | Marshall County | Standard |
| 42036 | Dexter | Calloway County | Standard |
| 42040 | Farmington | Graves County | Standard |
| 42048 | Hardin | Marshall County | Standard |
| 42049 | Hazel | Calloway County | Standard |
| 42054 | Kirksey | Calloway County | Standard |
| 42066 | Mayfield | Graves County | Standard |
| 42071 | Murray | Calloway County | Standard |
| 42076 | New Concord | Calloway County | Standard |