KGO (810AM) is a news/talk-formatted radio station licensed to San Francisco, california, serving the entire Bay Area area. The station is owned by Citadel Communications. For over 25 years, KGO radio has received Arbitron's number-one ranking in the Bay Area. Operating with 50,000 watts of power as a clear channel station, it is accessible throughout the western United States and beyond. It operated as the West Coast flagship radio station of the American Broadcasting Company (ABC) until the radio group was purchased by Citadel Broadcasting in 2007.