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Frontier, MI ZIP code

The ZIP code for Frontier, Michigan is 49239. It is in Hillsdale County.

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ZIP codes within 10 miles

Frontier, MI ZIP code list

Frontier, MI ZIP codes
ZIP codePopulationMedian incomeTypical home value
49239 PO Box———

Cities near Frontier

Frequently asked questions

What is the ZIP code for Frontier, MI?

The ZIP code for Frontier, MI is 49239.

What county is Frontier, Michigan in?

Frontier ZIP codes are in Hillsdale County.