Portland Zip Codes - Ionia County MI

Portland, MI Zip Code Map

Portland, MI is a city located in Ionia County, Michigan and has a land area of 85.23 square miles (220.74 km2). The water area for the city is 1.41 square miles or 3.65 km2. There is one unique zip code in Portland, Michigan and it is 48875. The area code(s) for Portland is 517.

Zip Codes for Portland, MI (1)
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48875 Portland Ionia

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