ZIP Codes in Charleston, SC
Charleston uses 10 ZIP codes, all in Charleston, Berkeley Counties. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 10 Charleston ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 29401 | standard | Charleston | 9,339 |
| 29403 | standard | Charleston | 22,533 |
| 29406 | standard | Charleston | 32,001 |
| 29407 | standard | Charleston | 36,706 |
| 29409 | standard | Charleston | 2,056 |
| 29412 | standard | Charleston | 39,256 |
| 29414 | standard | Charleston | 44,727 |
| 29424 | standard | Charleston | 1,243 |
| 29425 | standard | Charleston | — |
| 29492 | standard | Berkeley | 20,436 |
Finding a ZIP+4 in Charleston
Knowing which of these 10 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Charleston street almost always have different ZIP+4 codes even though they share all five leading digits.
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