Post Offices List in Charleston City, South Carolina:
| East Bay Post Office | 557 E Bay St, Charleston, SC 29403 |
| Ashley River Post Office | 1964 Ashley River Rd Ste B, Charleston, SC 29407 |
| Charleston Post Office | 83 Broad St, Charleston, SC 29401 |
| James Island Post Office | 579 Folly Rd, Charleston, SC 29412 |
| North Charleston Post Office | 6401 Rivers Ave, Charleston, SC 29406 |
| Saint Andrews Post Office | 78 Sycamore Ave, Charleston, SC 29407 |