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ZIP Code 57341 – Gann Valley, SD

Gann Valley, South Dakota · Buffalo County · Central time

ZIP code57341
CityGann Valley
StateSouth Dakota
CountyBuffalo CountyBrule County
Area code605
Population79
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area248 sq mi
Center (lat, long)44.0947, -99.1180

Map

Nearby ZIP codes

57339 Fort Thompson · 17.3 mi57370 Pukwana · 19.3 mi57346 Stephan · 19.9 mi57325 Chamberlain · 20.3 mi57382 Wessington Springs · 21.9 mi57326 Chamberlain · 22.2 mi57355 Kimball · 23.4 mi57548 Lower Brule · 23.9 mi

About ZIP 57341

ZIP code 57341 is assigned to Gann Valley, South Dakota. It crosses 2 counties; most of its land is in Buffalo County. Its Census area covers about 248 square miles of land. The closest neighboring ZIP is 57339 (Fort Thompson), about 17.3 miles away.

Every address in 57341 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