WOC's FM station, WOC-FM, signed on the air in October 1948 at 103.7 MHz. The FM station has changed formats three times, currently with a country music format as WLLR-FM, and is the highest-rated station in the Quad Cities market. WOC-TV, the first television station in Iowa, began broadcasting on October 31, 1949; it became KWQC-TV after the Palmer family split its radio and television holdings in 1986. The AM frequency, meanwhile, has undergone several format changes since the end of the Golden Age of Radio. Its current news/talk radio format started in 1979.