ZIP Code 57243

57243 is one of South Dakota's ZIP codes, delivering to addresses in Henry, Codington County.

City: Henry
County: Codington County
State: South Dakota
Prefix: 572xx

Where this code sits

57243 is part of the 572xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Henry.

Henry South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57243 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57243

The ZIP codes whose reference points sit closest to 57243.
ZIP code	Distance	Delivers to
ZIP code 57236	9.5 mi	Garden City, SD
ZIP code 57242	11 mi	Hazel, SD
ZIP code 57271	11 mi	Vienna, SD
ZIP code 57272	14 mi	Wallace, SD
ZIP code 57225	14 mi	Clark, SD
ZIP code 57235	14 mi	Florence, SD
ZIP code 57201	16 mi	Watertown, SD
ZIP code 57217	16 mi	Bradley, SD

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 57243, plotted from its record coordinates.

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

Scope ZIP code 57243. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.