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: 2,051
PO Box Addresses: 2,033
Residential Addresses: 27,142
Multi-Family Addresses: 1,354
Single Family Addresses: 25,728
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Map of Whiteside County, IL ZIP Codes With Actual (Default) City Names