South Carolina ZIP codes

All 534 ZIPs in South Carolina, 29001 to 29945. Tap one on the map or in the list.

534

ZIP codes

5,296,225

people live in them

counties

110

PO Box & no-area ZIPs

Most people

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All 534 South Carolina ZIP codes

ZIP codes by county

Pick a county for its ZIP list and map. Counts include ZIPs that only partly reach into the county.

Questions people actually ask

How many ZIP codes are in South Carolina?

534 ZIP codes are in use in South Carolina. 424 cover a delivery area, and 110 are PO Box, single-building or organization ZIPs with no area of their own.

What do South Carolina ZIP codes start with?

South Carolina ZIP codes start with these three-digit prefixes: 290–299. Each prefix is a mail sorting area run from one processing center.

Which South Carolina ZIP code has the most people?

29072 in Lexington has the most residents of any South Carolina ZIP, about 69,407 people in the Census Bureau’s ACS 2020–2024 estimates.

Which South Carolina county has the most ZIP codes?

Richland County touches 47 ZIP codes, the most of the 46 counties in South Carolina. 165 South Carolina ZIPs reach into more than one county.

Are these the official USPS ZIP code boundaries?

The map uses Census ZIP Code Tabulation Areas, the standard public stand-in for USPS delivery areas. They match for almost every home. For a mailing address, the USPS ZIP Code lookup has the final word.

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Updated 2026-11-10 · Where the data comes from