| Locality | Post Code |
|---|---|
| Ashton, Colleton | 29929 |
| Canadys, Colleton | 29433 |
| Cottageville, Colleton | 29435 |
| Edisto, Colleton | 29438 |
| Edisto Beach, Colleton | 29438 |
| Edisto Island, Colleton | 29438 |
| Green Pond, Colleton | 29446 |
| Islandton, Colleton | 29929 |
| Jacksonboro, Colleton | 29452 |
| Lodge, Colleton | 29082 |
| Moselle, Colleton | 29929 |
| Ridgeville, Colleton | 29472 |
| Ritter, Colleton | 29488 |
| Round O, Colleton | 29474 |
| Ruffin, Colleton | 29475 |
| Smoaks, Colleton | 29481 |
| Walterboro, Colleton | 29488 |
| Williams, Colleton | 29493 |
| Yemassee, Colleton | 29945 |