ZIP Code 57003

57003 is one of South Dakota's ZIP codes, delivering to addresses in Baltic, Minnehaha County.

City: Baltic
County: Minnehaha County
State: South Dakota
Prefix: 570xx

Where this code sits

57003 is part of the 570xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Baltic.

Baltic South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57003 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57003

The ZIP codes whose reference points sit closest to 57003.
ZIP code	Distance	Delivers to
ZIP code 57109	4.3 mi	Sioux Falls, SD
ZIP code 57117	4.3 mi	Sioux Falls, SD
ZIP code 57118	4.3 mi	Sioux Falls, SD
ZIP code 57193	4.3 mi	Sioux Falls, SD
ZIP code 57197	4.3 mi	Sioux Falls, SD
ZIP code 57198	4.3 mi	Sioux Falls, SD
ZIP code 57020	5.5 mi	Crooks, SD
ZIP code 57041	5.7 mi	Lyons, 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 57003, plotted from its record coordinates.

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

Scope ZIP code 57003. 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.