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 Knox County Address Data
Businesses Addresses: 1,754
PO Box Addresses: 2,060
Residential Addresses: 22,541
Multi-Family Addresses: 1,681
Single Family Addresses: 20,656
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Map of Knox County, IL ZIP Codes With Actual (Default) City Names
