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ZIP Code 57312 – Alpena, SD

Alpena, South Dakota · Beadle County · Central time

ZIP code57312
CityAlpena
StateSouth Dakota
CountyBeadle CountyJerauld CountySanborn County
Area code605
Population596
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area130.28 sq mi
Center (lat, long)44.1932, -98.3840

Map

Nearby ZIP codes

57358 Lane · 8.4 mi57379 Virgil · 8.9 mi57385 Woonsocket · 10.9 mi57399 Huron · 14.4 mi57384 Wolsey · 16.3 mi57350 Huron · 16.4 mi57382 Wessington Springs · 17.4 mi57324 Cavour · 18.3 mi

About ZIP 57312

ZIP code 57312 is assigned to Alpena, South Dakota. It crosses 3 counties; most of its land is in Beadle County. Its Census area covers about 130.28 square miles of land. The closest neighboring ZIP is 57358 (Lane), about 8.4 miles away.

Every address in 57312 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