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 Warren County Address Data
Businesses Addresses: 602
PO Box Addresses: 864
Residential Addresses: 7,141
Multi-Family Addresses: 382
Single Family Addresses: 6,759
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Map of Warren County, IL ZIP Codes With Actual (Default) City Names