Colleton County ZIP Codes

Colleton County is a county of South Carolina.

ZIP codes: 12
Cities & towns: 12
Area codes: 2
Land area: 1,056 sq mi

Every ZIP code in Colleton County

290xx–299xx

The complete list of Colleton County, SC ZIP codes with the city each one delivers to.
ZIP code	City
29082	Lodge
29433	Canadys
29435	Cottageville
29438	Edisto Island
29446	Green Pond
29452	Jacksonboro
29474	Round O
29475	Ruffin
29481	Smoaks
29488	Walterboro
29493	Williams
29929	Islandton

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Colleton County codes above are listed without a column we would have to invent.

Cities and towns in Colleton County

A further 7 places in Colleton County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.

Area codes covering Colleton County

Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.

Where Colleton County's ZIP codes sit

Each point is the reference point of one Colleton County ZIP code, 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

Scope every ZIP code recorded in Colleton County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated 16 July 2026. The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.