Lancaster South Carolina ZIP Codes

Lancaster holds 3 ZIP codes, all inside one county and one postal prefix.

Every ZIP code in Lancaster

The complete list of Lancaster, South Carolina ZIP codes with the county each falls in.
ZIP code	County
29720	Lancaster County
29721	Lancaster County
29722	Lancaster County

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Lancaster codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Lancaster. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Lancaster ZIP code begins 297. Those first three digits identify the sectional center facility that processes mail for this part of South Carolina. Statewide that range covers 32 ZIP codes, so Lancaster accounts for 9% of it.

Every South Carolina ZIP prefix and the region it covers →

Area codes covering Lancaster

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Lancaster occupies.

Lancaster South Carolina area codes in full →

Where Lancaster's ZIP codes sit

Each point is one Lancaster 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

Cities near Lancaster

The closest places to Lancaster with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Elgin South Carolina ZIP codes	5.4 mi	1 ZIP code
Fort Lawn South Carolina ZIP codes	6.6 mi	1 ZIP code
Van Wyck South Carolina ZIP codes	9.4 mi	1 ZIP code
Heath Springs South Carolina ZIP codes	11 mi	1 ZIP code
Great Falls South Carolina ZIP codes	13 mi	1 ZIP code
Richburg South Carolina ZIP codes	13 mi	1 ZIP code
Kershaw South Carolina ZIP codes	17 mi	1 ZIP code
Rock Hill South Carolina ZIP codes	20 mi	5 ZIP codes

Straight-line distance between place reference points, not driving distance.