Twig, MN

ZIP code 55791 belongs to Tower, a small town in northern Minnesota. This area is home to the iconic Soudan Underground Mine State Park, where visitors can take underground tours of a former iron mine. Another notable landmark is the Tower-Soudan Historical Society Museum, which showcases the region's mining history. The picturesque Lake Vermilion is also located in this ZIP code, offering opportunities for fishing and water sports.