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ZIP Code 57650 – Ralph, SD

Ralph, South Dakota · Harding County · Mountain time

ZIP code57650
CityRalph
StateSouth Dakota
CountyHarding County
Area code605
Population17
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area75.62 sq mi
Center (lat, long)45.8309, -103.0347

Map

Nearby ZIP codes

57755 Ludlow · 15.2 mi57640 Lodgepole · 16.4 mi58653 Scranton · 18.5 mi58649 Reeder · 22.3 mi57651 Reva · 24.4 mi58639 Hettinger · 24.6 mi57649 Prairie City · 25.2 mi58623 Bowman · 29.5 mi

About ZIP 57650

ZIP code 57650 is assigned to Ralph, South Dakota. It lies in Harding County. Its Census area covers about 75.62 square miles of land. The closest neighboring ZIP is 57755 (Ludlow), about 15.2 miles away.

Every address in 57650 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