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ZIP Code 51103

Sioux City, Iowa, United States

Standard ZIP Central Time (CT)
16,895
Population
540.7
Per sq mile
Woodbury
County

About ZIP Code 51103

ZIP code 51103 is assigned to Sioux City, Woodbury County, Iowa, United States. It falls in the Central Time (CT) zone. The estimated population of this ZIP code area is 16,895 with a density of 540.7 people per square mile.

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Location Details

ZIP Code51103
CitySioux City
CountyWoodbury County
StateIowa
CountryUnited States
TimezoneCentral Time (CT)
Timezone IDAmerica/Chicago
Latitude42.5217
Longitude-96.4464
ZIP TypeStandard ZIP

Post Office

Address214 JACKSON ST
CitySIOUX CITY
StateIA

Nearby ZIP Codes in Iowa

51104
Sioux City
51101
Sioux City
51105
Sioux City
51109
Sioux City
51108
Sioux City
51111
Sioux City

Frequently Asked Questions

What city is ZIP code 51103 in?

ZIP code 51103 is in Sioux City, Woodbury County, Iowa, United States.

What county is ZIP code 51103 in?

ZIP code 51103 is in Woodbury County, Iowa.

What timezone is ZIP code 51103 in?

ZIP code 51103 is in the Central Time (CT) zone (America/Chicago).

What is the population of ZIP code 51103?

The estimated population of ZIP code 51103 is 16,895 people with a density of 540.7 people per square mile.

What state is ZIP code 51103 in?

ZIP code 51103 is in Iowa (IA), United States.

📋 Data Source: United States Postal Service (USPS) & US Census Bureau (ZCTA data) · Public domain government data. For official ZIP code information visit tools.usps.com. Data is periodically updated but may not reflect the most recent changes.