Houlton, WI is a city located in Saint Croix County, Wisconsin and has a land area of 12.39 square miles (32.09 km2). The water area for the city is 0.95 square miles or 2.46 km2. There is one unique zip code in Houlton, Wisconsin and it is 54082. The area code(s) for Houlton is 715.
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