ZIP Code 57427

57427 is one of South Dakota's ZIP codes, delivering to addresses in Bath, Brown County.

City: Bath
County: Brown County
State: South Dakota
Prefix: 574xx

Where this code sits

57427 is part of the 574xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Bath.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57427 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57427

The ZIP codes whose reference points sit closest to 57427.
ZIP code	Distance	Delivers to
ZIP code 57401	6.4 mi	Aberdeen, SD
ZIP code 57402	9.2 mi	Aberdeen, SD
ZIP code 57479	9.5 mi	Warner, SD
ZIP code 57445	12 mi	Groton, SD
ZIP code 57474	12 mi	Stratford, SD
ZIP code 57433	14 mi	Columbia, SD
ZIP code 57439	16 mi	Ferney, SD
ZIP code 57460	18 mi	Mansfield, 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 57427, plotted from its record coordinates.

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

Scope ZIP code 57427. 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.