 The station went on the air as KJIM on June 15, 1987, with power of 5 kilowatts during daytime hours and reduced power of 1 kilowatt nighttime.On January 2, 1990, the station changed its call sign to KRZN, and on December 13, 1993 to KTLK.On January 7, 2002, the station's call sign was changed to KKZN.