ZIP Code 57401

57401 is one of South Dakota's ZIP codes, delivering to addresses in Aberdeen, Brown County.

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

Where this code sits

57401 is part of the 574xx range, the group of codes handled by one mail processing centre. Aberdeen is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Aberdeen page.

Aberdeen South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57401 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57401

The ZIP codes whose reference points sit closest to 57401.
ZIP code	Distance	Delivers to
ZIP code 57427	6.4 mi	Bath, SD
ZIP code 57479	8.1 mi	Warner, SD
ZIP code 57402	11 mi	Aberdeen, SD
ZIP code 57481	15 mi	Westport, SD
ZIP code 57433	15 mi	Columbia, SD
ZIP code 57460	16 mi	Mansfield, SD
ZIP code 57474	16 mi	Stratford, SD
ZIP code 57426	18 mi	Barnard, 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 57401, plotted from its record coordinates.

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

Scope ZIP code 57401. 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.