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 Grundy County Address Data
Businesses Addresses: 2,897
PO Box Addresses: 2,727
Residential Addresses: 36,804
Multi-Family Addresses: 2,205
Single Family Addresses: 34,599
Advertisement
Map of Grundy County, IL ZIP Codes With Actual (Default) City Names