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 Ontonagon County Address Data
Businesses Addresses: 302
PO Box Addresses: 1,298
Residential Addresses: 2,461
Multi-Family Addresses: 45
Single Family Addresses: 2,416
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Map of Ontonagon County, MI ZIP Codes With Actual (Default) City Names