Find the last 4 digits (ZIP+4) for an address in 51431

ZIP 51431, Arthur, IA is filled in. Just type the street address.

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ZIP Code 51431 – Arthur, IA

Arthur, Iowa · Ida County · Central time

ZIP code51431
CityArthur
StateIowa
CountyIda CountySac County
Population430
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area37.86 sq mi
Center (lat, long)42.3444, -95.3515

Area codes in this area

712

These are the area codes that most often serve ZIP 51431 (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

51445 Ida Grove · 6 mi51458 Odebolt · 6.1 mi51448 Kiron · 9.8 mi51053 Schaller · 10.9 mi50535 Early · 12.1 mi51020 Galva · 12.1 mi51461 Schleswig · 13.3 mi51006 Battle Creek · 13.4 mi

About ZIP 51431

ZIP code 51431 is assigned to Arthur, Iowa. It crosses 2 counties; most of its land is in Ida County. Its Census area covers about 37.86 square miles of land. The closest neighboring ZIP is 51445 (Ida Grove), about 6 miles away.

Every address in 51431 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