Humboldt, MN

ZIP code 56731 encompasses the small town of Karlstad in northern Minnesota. Known for its picturesque surroundings, the area is home to important landmarks such as Lake Bronson State Park, offering opportunities for outdoor activities like hiking and fishing. Karlstad also boasts the Kittson County Historical Society Museum, showcasing the region's rich history and heritage. Residents and visitors alike enjoy the peaceful and serene atmosphere of this quaint town.