Find the last 4 digits (ZIP+4) for an address in 51503

ZIP 51503, Council Bluffs, IA is filled in. Just type the street address.

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ZIP Code 51503 – Council Bluffs, IA

Council Bluffs, Iowa · Pottawattamie County · Central time

ZIP code51503
CityCouncil Bluffs
StateIowa
CountyPottawattamie CountyMills County
Population37,972
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area121.68 sq mi
Center (lat, long)41.2232, -95.7845

Area codes in this area

712

These are the area codes that most often serve ZIP 51503 (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

51502 Council Bluffs · 4.8 mi51501 Council Bluffs · 4.9 mi51554 Mineola · 7.6 mi68108 Omaha · 7.7 mi68110 Omaha · 7.8 mi68005 Bellevue · 8 mi68102 Omaha · 8.1 mi51510 Carter Lake · 8.2 mi

About ZIP 51503

ZIP code 51503 is assigned to Council Bluffs, Iowa. It crosses 2 counties; most of its land is in Pottawattamie County. Its Census area covers about 121.68 square miles of land. The closest neighboring ZIP is 51502 (Council Bluffs), about 4.8 miles away.

Every address in 51503 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