Twining, MI

ZIP code 48766 corresponds to the small town of Owosso in Shiawassee County, Michigan. This area is known for its historic downtown district, featuring landmarks such as the Curwood Castle, a former home of author James Oliver Curwood, now a museum. Owosso is also home to the Steam Railroading Institute, which operates the Pere Marquette 1225 steam locomotive, providing train rides and educational opportunities for visitors.