Pilot Knob, MO

ZIP code 63663 encompasses the rural town of Potosi in Missouri. This area is known for its rustic charm and historic landmarks. The most prominent features include the Old Mines Area Historical Society Museum, which showcases the region's mining history, and the Washington County Courthouse, an architectural gem that dates back to the 1800s. Other notable landmarks in the area include the Potosi Correctional Center and the St. James United Methodist Church.