Martelle, IA

Located in the state of Iowa, ZIP code 52305 is home to the small town of Anamosa. The most notable landmarks in this area include the Anamosa State Penitentiary, a historic prison that once housed infamous outlaw John Dillinger, and the National Motorcycle Museum, which showcases a collection of vintage motorcycles and memorabilia. This ZIP code offers a mix of history and culture for visitors to explore.