Green Camp, OH

ZIP code 43322 encompasses the small town of Richwood, Ohio. Located in Union County, this area is known for its charming downtown area and historic buildings. Some of the most important landmarks in ZIP code 43322 include the Richwood Opera House, which dates back to 1890, and the Richwood Fairgrounds, home to the annual Richwood Independent Fair. This zip code offers a peaceful, traditional small-town atmosphere to its residents and visitors.