Postal reference / United States
29423Charleston, South Carolina
ZIP code 29423 is a United States postal code for Charleston, South Carolina. Its county association is Charleston County. The map reference point is at 32.8488, -79.8577.
- State / territory
- South Carolina
- Recorded place name
- Charleston
- County association
- Charleston
- Estimated coordinate
- 32.8488, -79.8577
View on OpenStreetMap - ZIP prefix
- 294 · 72 ZIP codes share it
- Data source
- GeoNames postal reference, snapshot September 26, 2026
GeoNames reference data. County associations may not include every intersecting county, place names are postal names rather than legal boundaries, and coordinates are approximate. This is not address validation.
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Browse the other 533 ZIP codes recorded for South Carolina, sorted by code with place and county.
South Carolina directoryOther ZIP codes in Charleston, SC
Charleston has 16 ZIP codes in the reference dataset.
Nearby ZIP code reference points
| ZIP code | Place | State | County association | Miles |
|---|---|---|---|---|
| 29413 | Charleston | SC | Charleston | 0.0 |
| 29416 | Charleston | SC | Charleston | 0.0 |
| 29417 | Charleston | SC | Charleston | 0.0 |
| 29422 | Charleston | SC | Charleston | 0.0 |
| 29464 | Mount Pleasant | SC | Charleston | 2.2 |
| 29466 | Mount Pleasant | SC | Charleston | 3.3 |
| 29465 | Mount Pleasant | SC | Charleston | 3.8 |
| 29482 | Sullivans Island | SC | Charleston | 6.0 |
Straight-line distance between reference points. Nearby points do not prove that ZIP areas touch.
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