Zip code 29423: Charleston, South Carolina
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 29423
29423 is a non-residential zip code for Charleston, South Carolina (Charleston County). It has no delivery area of its own, so the Census Bureau doesn't publish population or housing figures for it. Codes like this are usually assigned to post office boxes, or to a single organization such as a university, hospital, government agency or large company that gets enough mail to need its own zip code.
For a picture of the people who live around 29423, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- Charleston
- State
- South Carolina
- County
- Charleston County
- Center point
- 32.8488° N, 79.8577° W
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- PO box or unique zip
Zip codes near 29423
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 29413 | Charleston, SC · PO box | 0 mi | — |
| 29416 | Charleston, SC · PO box | 0 mi | — |
| 29417 | Charleston, SC · PO box | 0 mi | — |
| 29422 | Charleston, SC · PO box | 0 mi | — |
| 29464 | Mount Pleasant, SC | 2 mi | $111,907 |
| 29465 | Mount Pleasant, SC · PO box | 3.8 mi | — |
| 29492 | Charleston, SC | 4.4 mi | $110,509 |
| 29466 | Mount Pleasant, SC | 4.7 mi | $133,357 |
| 29482 | Sullivans Island, SC | 5.6 mi | $192,813 |
| 29403 | Charleston, SC | 6 mi | $66,944 |
| 29424 | Charleston, SC | 6.4 mi | — |
| 29451 | Isle Of Palms, SC | 6.4 mi | $156,979 |
Questions about 29423
What city is zip code 29423?
29423 is assigned to Charleston, South Carolina. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 29423 in?
29423 is in Charleston County, South Carolina.
What time zone is 29423 in?
29423 is in Eastern Time.
What zip codes are near 29423?
The closest zip codes to 29423 are 29413, 29416, 29417, 29422, 29464.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 29423, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.