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U.S. ZIP Code 51103
5-digit United States postal code #51103, Sioux City, IA
ZIP code 51103 is located in the city (place name) Sioux City, сounty Woodbury in the state of Iowa. The population in ZIP code 51103 is 17453 and the population density is 639.0. ZIP code 51103 refers to сounty Woodbury having сounty FIPS 19193, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19193: 100%. In the area of the ZIP code 51103 valid time zone America/Chicago.
ZIP: 51103
County: Woodbury
Place Name: Sioux City
State: Iowa
State Abbreviation: IA
Coordinates: 42° 31' 5.016" N, 96° 26' 34.116" W
Latitude: 42.518060000000
Longitude: -96.442810000000
Population: 17453
Density: 639.0/km2
Time zone: America/Chicago
County FIPS: 19193
All county weights: 19193: 100%