Ontonagon Zip Codes - Ontonagon County MI

Ontonagon, MI Zip Code Map

Ontonagon, MI is a city located in Ontonagon County, Michigan and has a land area of 464.95 square miles (1,204.22 km2). The water area for the city is 1.50 square miles or 3.88 km2. There is one unique zip code in Ontonagon, Michigan and it is 49953. The area code(s) for Ontonagon is 906.

Zip Codes for Ontonagon, MI (1)
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49953 Ontonagon Ontonagon

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