Scott, who had been with station since 2012. Longtime DJs Mark Wallengren and Ted Ziegenbusch departed the station on January 16, 2020, as a result of mass layoffs nationwide by parent company iHeartMedia; the two had been at KOST since the 1980s, Ziegenbusch being the last remaining original staff member hired in 1982. HD programming KOST broadcasts three digital subchannels: KOST-HD1 is a digital version of KOST's analog signal. KOST-HD2 is an HD simulcast of the talk radio format heard on co-owned KFI (640 AM). KOST-HD3 is soft adult contemporary "103.5 The Breeze." From November 2013 until February 2015, KOST's HD3 signal relayed the syndicated Christian contemporary hit radio station Air1. In early February, the station's HD3 signal went dark and the Air1 feed moved to a subchannel on co-owned KHHT (92.3 FM). The HD3 signal returned in November 2018. Translators and booster KOST is rebroadcast on the following translator and repeater stations: Awards In 2007, the station was nominated for an "Adult Contemporary Station of The Year" award for the top 25 radio markets by Radio & Records magazine. References External links FCC History Cards for KOST List of "superpower" grandfathered FM stations Soft adult contemporary radio stations in the United States OST Radio stations established in 1957 IHeartMedia radio stations