| Locality | Post Code |
|---|---|
| Ashland, Benton | 38603 |
| Canaan, Benton | 38603 |
| Cannon, Benton | 38603 |
| Falkner, Benton | 38629 |
| Hickory Flat, Benton | 38633 |
| Lamar, Benton | 38642 |
| Michigan City, Benton | 38647 |
| Pinegrove, Benton | 38633 |
| Potts Camp, Benton | 38659 |
| Snow Lake Shores, Benton | 38603 |
| Spring Hill, Benton | 38647 |