Find the last 4 digits (ZIP+4) for an address in 51576

ZIP 51576, Underwood, IA is filled in. Just type the street address.

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ZIP Code 51576 – Underwood, IA

Underwood, Iowa · Pottawattamie County · Central time

ZIP code51576
CityUnderwood
StateIowa
CountyPottawattamie County
Population1,769
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area46.34 sq mi
Center (lat, long)41.3829, -95.7149

Area codes in this area

712

These are the area codes that most often serve ZIP 51576 (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

51548 Mc Clelland · 6.1 mi51559 Neola · 6.2 mi51542 Honey Creek · 7.2 mi51526 Crescent · 8.1 mi51553 Minden · 9 mi68110 Omaha · 10.8 mi51502 Council Bluffs · 11.3 mi51575 Treynor · 11.4 mi

About ZIP 51576

ZIP code 51576 is assigned to Underwood, Iowa. It lies in Pottawattamie County. Its Census area covers about 46.34 square miles of land. The closest neighboring ZIP is 51548 (Mc Clelland), about 6.1 miles away.

Every address in 51576 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