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 Lyon County Address Data
Businesses Addresses: 1,381
PO Box Addresses: 1,910
Residential Addresses: 13,475
Multi-Family Addresses: 988
Single Family Addresses: 12,487
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Map of Lyon County, IA ZIP Codes With Actual (Default) City Names