ZIP Code 57370

57370 is one of South Dakota's ZIP codes, delivering to addresses in Pukwana, Brule County.

City: Pukwana
County: Brule County
State: South Dakota
Prefix: 573xx

Where this code sits

57370 is part of the 573xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Pukwana.

Pukwana South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57370 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57370

The ZIP codes whose reference points sit closest to 57370.
ZIP code	Distance	Delivers to
ZIP code 57325	6.8 mi	Chamberlain, SD
ZIP code 57326	7.9 mi	Chamberlain, SD
ZIP code 57365	11 mi	Oacoma, SD
ZIP code 57355	11 mi	Kimball, SD
ZIP code 57341	21 mi	Gann Valley, SD
ZIP code 57339	22 mi	Fort Thompson, SD
ZIP code 57569	22 mi	Reliance, SD
ZIP code 57383	24 mi	White Lake, 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 57370, plotted from its record coordinates.

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

Scope ZIP code 57370. 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.