ZIP code · Custer · South Dakota · United States

ZIP code 57730 — Custer

Name: Custer (57730)
Address: South Dakota, 57730, US

ZIP code 57730 serves Custer, South Dakota.

Postal code: 57730
Single source Value from one source, not cross-checked.
City: Custer
County: Custer
State: South Dakota
Country: United States
Coordinates: 43.6573, -103.4258 — precision precise (locality)
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Nearby localities

57773Pringle · 15 km
57738Fairburn · 17 km
57722Buffalo Gap
57744Hermosa · 25 km
57751Keystone · 25 km
57747Hot Springs · 26 km
57745Hill City · 33 km
57766Oral · 36 km
57702Rapid City · 39 km
57782Smithwick · 43 km

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page