WIWN (channel 68) is a television station licensed to Fond du Lac, Wisconsin, United States (in the Green Bay market), but primarily serving the Milwaukee area as an affiliate of Cozi TV. It is owned by CNZ Communications as sister to Milwaukee-licensed low-power, Class A station WMKE-CD (channel 21). Both outlets share studios on West Stratton Drive in suburban New Berlin, while WIWN's transmitter is located on North Humboldt Boulevard in Milwaukee's Estabrook Park neighborhood.