| Locality | Post Code |
|---|---|
| Bowling Green, Caroline | 22427 |
| Corbin, Caroline | 22446 |
| Gether, Caroline | 22514 |
| Ladysmith, Caroline | 22501 |
| Milford, Caroline | 22514 |
| Port Royal, Caroline | 22535 |
| Rappahannock Academy, Caroline | 22538 |
| Ruther Glen, Caroline | 22546 |
| Sparta, Caroline | 22552 |
| Woodford, Caroline | 22580 |