Find the last 4 digits (ZIP+4) for an address in 51523

ZIP 51523, Blencoe, IA is filled in. Just type the street address.

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ZIP Code 51523 – Blencoe, IA

Blencoe, Iowa · Monona County · Central time

ZIP code51523
CityBlencoe
StateIowa
CountyMonona CountyHarrison County
Population379
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area50.17 sq mi
Center (lat, long)41.9152, -96.0677

Area codes in this area

712

These are the area codes that most often serve ZIP 51523 (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

51545 Little Sioux · 5.2 mi51040 Onawa · 8.1 mi51558 Moorhead · 9.6 mi51564 Pisgah · 10.4 mi68061 Tekamah · 10.8 mi68020 Decatur · 10.8 mi51557 Mondamin · 12.9 mi51572 Soldier · 14.2 mi

About ZIP 51523

ZIP code 51523 is assigned to Blencoe, Iowa. It crosses 2 counties; most of its land is in Monona County. Its Census area covers about 50.17 square miles of land. The closest neighboring ZIP is 51545 (Little Sioux), about 5.2 miles away.

Every address in 51523 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