South Carolina ZIP Codes

ZIP codes: 534
Cities & towns: 376
Counties: 46
Area codes: 6

How South Carolina ZIP codes are numbered

290xx–299xx

The first three digits identify the sectional center facility that processes mail for a region, so a South Carolina ZIP code can be placed geographically from its prefix alone. Each row names the city holding the most codes in that prefix.

South Carolina three-digit ZIP prefixes, the codes in each, and the city that holds the most of them.
Prefix	ZIP codes	Main area
290xx	53	Lexington
291xx	53	Orangeburg
292xx	34	Columbia
293xx	53	Spartanburg
294xx	72	Charleston
295xx	66	Myrtle Beach
296xx	88	Greenville
297xx	32	Rock Hill
298xx	44	Aiken
299xx	39	Beaufort

Where South Carolina's communities sit

Each point is a South Carolina community with a published ZIP code list, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

South Carolina cities by ZIP code count

largest 25

Area codes serving South Carolina

Scope every ZIP code recorded in South Carolina. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. The map outline is a convex envelope of published places, not a state boundary.