13 WMVO is an AM radio station in Mount Vernon, Ohio located at 1300 kHz. The station plays a full-service oldies format along with assorted talk and sports programming. It carries syndicated host Doug Stephan in the morning, local hosts in the midday hours, and Citadel Media's "The True Oldies Channel" format in all other hours. 13 WMVO is also an ABC News Radio affiliate.WMVO and its FM sister station WQIO are currently owned by BAS Broadcasting of Fremont, Ohio.