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ZIP Code 57783 – Spearfish, SD

Spearfish, South Dakota · Lawrence County · Mountain time

ZIP code57783
CitySpearfish
StateSouth Dakota
CountyLawrence CountyButte County
Area code605
Population17,248
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area213.21 sq mi
Center (lat, long)44.4563, -103.9253

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Nearby ZIP codes

57799 Spearfish · 3.9 mi82712 Beulah · 10.9 mi57779 Saint Onge · 11.2 mi57754 Lead · 14 mi57732 Deadwood · 14.6 mi57793 Whitewood · 17.7 mi82729 Sundance · 22.2 mi57741 Fort Meade · 22.5 mi

About ZIP 57783

ZIP code 57783 is assigned to Spearfish, South Dakota. It crosses 2 counties; most of its land is in Lawrence County. Its Census area covers about 213.21 square miles of land. The closest neighboring ZIP is 57799 (Spearfish), about 3.9 miles away.

Every address in 57783 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources