Wikipedia
KKSF (910 kHz) is a commercial AM radio station licensed to Oakland, California. The station is owned by and serves the San Francisco-Oakland- San Jose media market. The station airs ESPN Deportes Spanish sports. Until July 22, 2016, the station aired mostly progressive talk programs, both local and nationally syndicated. Some of the national shows included Stephanie Miller, Alan Colmes and Coast to Coast AM with George Noory. Even though KKSF is owned by iHeartMedia, it doesn't air Rush Limbaugh or Sean Hannity, hosts syndicated by iHeart subsidiary Premiere Networks. Those programs are heard on rival talk station KSFO, which is owned by Cumulus Media.
The transmitter and twin towers are located on Point Isabel in Richmond, California, on San Francisco Bay. 1640 KDIA utilizes one of KKSF's two towers during the day. The station operates at 20,000 watts during the day and 5,000 watts at night. KKSF has studios in San Francisco's SoMa district.