ZIP Code 57021

57021 is one of South Dakota's ZIP codes, delivering to addresses in Davis, Turner County.

City: Davis
County: Turner County
State: South Dakota
Prefix: 570xx

Where this code sits

57021 is part of the 570xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Davis.

Davis South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57021 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57021

The ZIP codes whose reference points sit closest to 57021.
ZIP code	Distance	Delivers to
ZIP code 57039	6.3 mi	Lennox, SD
ZIP code 57015	8.4 mi	Chancellor, SD
ZIP code 57070	9.9 mi	Viborg, SD
ZIP code 57036	11 mi	Hurley, SD
ZIP code 57053	11 mi	Parker, SD
ZIP code 57077	11 mi	Worthing, SD
ZIP code 57014	12 mi	Centerville, SD
ZIP code 57064	15 mi	Tea, 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 57021, plotted from its record coordinates.

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

Scope ZIP code 57021. 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.