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ZIP Code 57638 – Lemmon, SD

Lemmon, South Dakota · Perkins County · Mountain time

ZIP code57638
CityLemmon
StateSouth Dakota
CountyPerkins CountyAdams CountyGrant CountySioux CountyCorson County
Area code605
Population1,852
Time zoneMountain · local time
ZIP typeStandard (has a Census ZCTA area)
Land area1,012.37 sq mi
Center (lat, long)45.8699, -102.2321

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Nearby ZIP codes

57634 Keldron · 18.8 mi57640 Lodgepole · 23.7 mi58639 Hettinger · 24.3 mi57645 Morristown · 24.9 mi57644 Meadow · 27.9 mi57660 Watauga · 33.8 mi58562 New Leipzig · 35.6 mi58646 Mott · 36.2 mi

About ZIP 57638

ZIP code 57638 is assigned to Lemmon, South Dakota. It crosses 5 counties; most of its land is in Perkins County. Its Census area covers about 1,012.37 square miles of land. The closest neighboring ZIP is 57634 (Keldron), about 18.8 miles away.

Every address in 57638 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