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 Piatt County Address Data
Businesses Addresses: 1,135
PO Box Addresses: 2,166
Residential Addresses: 13,741
Multi-Family Addresses: 946
Single Family Addresses: 12,795
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Map of Piatt County, IL ZIP Codes With Actual (Default) City Names