Croswell, MI is a city located in Sanilac County, Michigan and has a land area of 95.24 square miles (246.67 km2). The water area for the city is 0.39 square miles or 1.01 km2. There is one unique zip code in Croswell, Michigan and it is 48422. The area code(s) for Croswell is 810.
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