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 Polk County Address Data
Businesses Addresses: 18,440
PO Box Addresses: 6,352
Residential Addresses: 222,655
Multi-Family Addresses: 41,075
Single Family Addresses: 180,814
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Map of Polk County, IA ZIP Codes With Actual (Default) City Names
