80S, 90S, Oldies, USA
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KOSF is a commercial all-1980s hits radio station that is licensed to San Francisco, California. Owned by iHeartMedia, the station serves the San Francisco Bay Area. The KOSF studios are located in San Francisco's SoMa district, while the station transmitter is based atop San Bruno Mountain near Daly City. KOSF serves as the originating station of the iHeart80s channel on iHeartRadio.