51101 Sioux City
Statistics for ZIP Code 51101 in Sioux City
- Population: 82,821 people
- Elevation: 366 m
- Time zone: America/Chicago
- Nearest ZIP Code: 51105 Sioux City (1.77 km)
- ZIP Codes within 5 km: 4
- Geographical Coordinates: Latitude 42.4972, Longitude -96.4029
Sioux City is served by 9 zip codes in total. The 511xx range covers 9 zip codes across 1 localities. It sits in the north-west of Iowa.