| Post Office | Summerville |
| Division | Dorchester |
| Pincode | 29483 |
| Post Office | Summerville |
| Division | Dorchester |
| Pincode | 29485 |
| Post Office | Ladson |
| Division | Dorchester |
| Pincode | 29456 |
| Post Office | North Charleston |
| Division | Dorchester |
| Pincode | 29420 |
| Post Office | Ridgeville |
| Division | Dorchester |
| Pincode | 29472 |
| Post Office | Saint George |
| Division | Dorchester |
| Pincode | 29477 |
9 City in Dorchester | List of Zip Codes Location In South Carolina and Your selected County Dorchester