The Waynesville Municipal Building, also known as the Former US Post Office Building, is a historic post office building located at Waynesville, Haywood County, North Carolina. Its construction in 1917 was supervised by the Office of the Supervising Architect under James A. Wetmore, and is a two-story, brick rectangular building in the Classical Revival style with a one-story rear extension. It measures 58 feet by 73 feet and features brick Ionic order pilasters with granite bases and capitals. The building housed Waynesville's post office until 1966 when it was purchased by the Town of Waynesville to serve as its Municipal Building.