Find the last 4 digits (ZIP+4) for an address in 51054

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ZIP Code 51054 – Sergeant Bluff, IA

Sergeant Bluff, Iowa · Woodbury County · Central time

ZIP code51054
CitySergeant Bluff
StateIowa
CountyWoodbury County
Population5,583
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area38.68 sq mi
Center (lat, long)42.3809, -96.3350

Area codes in this area

712

These are the area codes that most often serve ZIP 51054 (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

51102 Sioux City · 1.2 mi51111 Sioux City · 3.9 mi51106 Sioux City · 5.8 mi51052 Salix · 6.1 mi51007 Bronson · 7.6 mi68030 Homer · 7.7 mi68776 South Sioux City · 7.7 mi68731 Dakota City · 8.2 mi

About ZIP 51054

ZIP code 51054 is assigned to Sergeant Bluff, Iowa. It lies in Woodbury County. Its Census area covers about 38.68 square miles of land. The closest neighboring ZIP is 51102 (Sioux City), about 1.2 miles away.

Every address in 51054 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