 This station began broadcast operations on May 19, 1966, as WATM-FM.On December 7, 1987, the call letters were changed to WIZD-FM, and then changed again on October 7, 1988, to WGCX Almost exactly six years later, on October 11, 1994, the Federal Communications Commission assigned the station new callsign WDWG.The station was assigned the WYOK call letters by the FCC on January 11, 1999.