ZIP Codes in Sumter, SC
Sumter uses 3 ZIP codes, all in Sumter County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 3 Sumter ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 29150 | standard | Sumter | 38,538 |
| 29153 | standard | Sumter | 14,434 |
| 29154 | standard | Sumter | 29,454 |
Finding a ZIP+4 in Sumter
Knowing which of these 3 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 Sumter street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Sumter addresses and download it complete.