Allouez, MI is a city located in Keweenaw County, Michigan and has a land area of 31.92 square miles (82.67 km2). The water area for the city is 2.33 square miles or 6.03 km2. There is one unique zip code in Allouez, Michigan and it is 49805. The area code(s) for Allouez is 906.
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