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 Whiteside County Address Data
Businesses Addresses: 2,053
PO Box Addresses: 2,045
Residential Addresses: 27,153
Multi-Family Addresses: 1,353
Single Family Addresses: 25,738
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Map of Whiteside County, IL ZIP Codes With Actual (Default) City Names