Find the last 4 digits (ZIP+4) for an address in 51557

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ZIP Code 51557 – Mondamin, IA

Mondamin, Iowa · Harrison County · Central time

ZIP code51557
CityMondamin
StateIowa
CountyHarrison CountyBurt County
Population828
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area75.27 sq mi
Center (lat, long)41.7336, -96.0064

Area codes in this area

712

These are the area codes that most often serve ZIP 51557 (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

51556 Modale · 6.5 mi51564 Pisgah · 6.8 mi51550 Magnolia · 7.4 mi51545 Little Sioux · 8.1 mi68061 Tekamah · 12.1 mi51555 Missouri Valley · 12.9 mi51523 Blencoe · 12.9 mi51546 Logan · 14.1 mi

About ZIP 51557

ZIP code 51557 is assigned to Mondamin, Iowa. It crosses 2 counties; most of its land is in Harrison County. Its Census area covers about 75.27 square miles of land. The closest neighboring ZIP is 51556 (Modale), about 6.5 miles away.

Every address in 51557 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