Mount Pleasant, SC ZIP Codes
Mount Pleasant, South Carolina has 3 ZIP codes: 2 for street addresses ( and ) and 1 for PO boxes ().
Your street decides which one you use.
Which Mount Pleasant ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Mount Pleasant ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
29465 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Mount Pleasant town limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Mount Pleasant ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 29464 | street delivery Mount Pleasant |
| 29465 | PO boxes at the Mount Pleasant post office Mount Pleasant |
| 29466 | street delivery Mount Pleasant |
ZIP codes from nearby towns that reach into Mount Pleasant
- 29429, mailing town Awendaw, covers 6 percent of Mount Pleasant
Why your mail may say Mount Pleasant when you live outside it
A letter addressed to Mount Pleasant can go to a home outside the town limits, because ZIP areas follow delivery routes, not town lines.
The reverse happens too: parts of Mount Pleasant use 29429, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Charleston County property records show which city you are in.
Mount Pleasant ZIP code questions
What is the main ZIP code for Mount Pleasant?
29464, the ZIP code of the main Mount Pleasant post office at 1050 Johnnie Dodds Blvd.
Which Mount Pleasant ZIP codes are for PO boxes only?
29465. Mail to it goes to boxes at the post office, not to street addresses.
What county is Mount Pleasant in?
Charleston County.
ZIP codes for towns near Mount Pleasant
More towns near Mount Pleasant: Sumter, Myrtle Beach, Florence, Savannah, Columbia, Statesboro, Aiken, Hinesville, Augusta.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections