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ZIP Code 57339 – Fort Thompson, SD

Fort Thompson, South Dakota · Buffalo County · Central time

ZIP code57339
CityFort Thompson
StateSouth Dakota
CountyBuffalo County
Area code605
Population1,390
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area54.23 sq mi
Center (lat, long)44.1267, -99.4639

Map

Nearby ZIP codes

57548 Lower Brule · 6.8 mi57346 Stephan · 8.5 mi57341 Gann Valley · 17.3 mi57569 Reliance · 19 mi57325 Chamberlain · 21.5 mi57365 Oacoma · 21.9 mi57326 Chamberlain · 22.8 mi57540 Holabird · 24.2 mi

About ZIP 57339

ZIP code 57339 is assigned to Fort Thompson, South Dakota. It lies in Buffalo County. Its Census area covers about 54.23 square miles of land. The closest neighboring ZIP is 57548 (Lower Brule), about 6.8 miles away.

Every address in 57339 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