For the former KIRO-FM at 100.7 MHz, see KKWF.KIRO-FM (97.3 FM) is a radio station in Seattle, Washington, USA, with a news/talk radio format. The outlet is associated with the CBS Radio Network. The station previously broadcast a classic hits format under the KBSG-FM callsign. The station's transmitter is on Tiger Mountain near Issaquah, while its studios are located in Seattle's Eastlake district.