| Locality | Post Code |
|---|---|
| Black Hawk, Carroll | 38923 |
| Carrollton, Carroll | 38917 |
| Coila, Carroll | 38923 |
| Holly Grove, Carroll | 38954 |
| Jefferson, Carroll | 38917 |
| McCarley, Carroll | 38943 |
| North Carrollton, Carroll | 38947 |
| Phillipstown, Carroll | 38954 |
| Rising Sun, Carroll | 38954 |
| Roebuck, Carroll | 38954 |
| Vaiden, Carroll | 39176 |
| Valley Hill, Carroll | 38917 |