ZIP Code 57543

57543 is one of South Dakota's ZIP codes, delivering to addresses in Kadoka, Jackson County.

City: Kadoka
County: Jackson County
State: South Dakota
Prefix: 575xx

Where this code sits

57543 is part of the 575xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Kadoka.

Kadoka South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57543 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57543

The ZIP codes whose reference points sit closest to 57543.
ZIP code	Distance	Delivers to
ZIP code 57521	16 mi	Belvidere, SD
ZIP code 57567	16 mi	Philip, SD
ZIP code 57577	22 mi	Wanblee, SD
ZIP code 57750	22 mi	Interior, SD
ZIP code 57552	25 mi	Midland, SD
ZIP code 57547	26 mi	Long Valley, SD
ZIP code 57775	29 mi	Quinn, SD
ZIP code 57560	33 mi	Norris, 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 57543, plotted from its record coordinates.

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

Scope ZIP code 57543. 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.