Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.
ZIP Codes in Sioux County Address Data
Businesses Addresses: 2,229
PO Box Addresses: 2,196
Residential Addresses: 21,953
Multi-Family Addresses: 1,575
Single Family Addresses: 20,378
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Map of Sioux County, IA ZIP Codes With Actual (Default) City Names
