Plainfield, IA

ZIP code 50666 is located in the small town of Oelwein, Iowa. This area is known for its quaint downtown area, which features historic buildings and local shops. One of the most notable landmarks in ZIP code 50666 is Hub City Heritage Corporation Museum, which showcases the town's rich history through various exhibits and artifacts. Residents and visitors alike also enjoy exploring the nearby Oelwein City Park for outdoor recreation.