ZIP Code 57523

57523 is one of South Dakota's ZIP codes, delivering to addresses in Burke, Gregory County.

City: Burke
County: Gregory County
State: South Dakota
Prefix: 575xx

Where this code sits

57523 is part of the 575xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Burke.

Burke South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57523 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57523

The ZIP codes whose reference points sit closest to 57523.
ZIP code	Distance	Delivers to
ZIP code 57533	4.1 mi	Gregory, SD
ZIP code 57538	6.8 mi	Herrick, SD
ZIP code 57529	12 mi	Dallas, SD
ZIP code 57571	12 mi	Saint Charles, SD
ZIP code 57317	17 mi	Bonesteel, SD
ZIP code 68755	20 mi	Naper, NE
ZIP code 68753	20 mi	Mills, NE
ZIP code 57528	20 mi	Colome, 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 57523, plotted from its record coordinates.

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

Scope ZIP code 57523. 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.