103.7 San Francisco

KOSF Becomes iHeart80s 103.7

Previous Format: Classic Hits “Big 103.7” New Format: 80s Hits “iHeart80s 103.7” Date & Time Of Change: June 6, 2016 at 12:00pm More Info: RadioInsight, Wikipedia http://formatchange.com/audio/864.mp3

KOSF Becomes Big 103.7

Previous Format: Classic Hits “The Bay’s 103.7” New Format: Classic Hits “Big 103.7” Date & Time Of Change: May 2, 2014 at 5:00pm More Info: RadioInsight, Wikipedia http://formatchange.com/audio/744.mp3

KLOK-FM Becomes KKSF

Previous Format: AC “103.7 FM” KLOK-FM New Format: Smooth Jazz KKSF Date & Time Of Change: July 30, 1987 at 12:00am More Info: Wikipedia Aircheck Contributed by Steve Worth http://formatchange.com/audio/217.mp3

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