KFI is an AM radio station in Los Angeles, California, owned and operated by iHeartMedia, Inc. It received its license to operate on March 31, 1922 and began operating on April 16, 1922 as one of the United States' first high-powered, "clear-channel" stations. KFI is the dominant class A 50,000 watt station in North America which broadcasts on 640 AM. It operates as a talk radio station, airing a mixture of syndicated and locally originated news and talk programming.