Find the last 4 digits (ZIP+4) for an address in 51531

ZIP 51531, Elk Horn, IA is filled in. Just type the street address.

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ZIP Code 51531 – Elk Horn, IA

Elk Horn, Iowa · Shelby County · Central time

ZIP code51531
CityElk Horn
StateIowa
CountyShelby CountyAudubon County
Population889
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area27.26 sq mi
Center (lat, long)41.5875, -95.0884

Area codes in this area

712

These are the area codes that most often serve ZIP 51531 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

51543 Kimballton · 4.9 mi51552 Marne · 7.1 mi50042 Brayton · 10.1 mi51577 Walnut · 10.4 mi51447 Kirkman · 10.7 mi51537 Harlan · 11.6 mi50022 Atlantic · 12.6 mi50076 Exira · 12.7 mi

About ZIP 51531

ZIP code 51531 is assigned to Elk Horn, Iowa. It crosses 2 counties; most of its land is in Shelby County. Its Census area covers about 27.26 square miles of land. The closest neighboring ZIP is 51543 (Kimballton), about 4.9 miles away.

Every address in 51531 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