KRIZ (1420 AM) is a radio station broadcasting an Urban Contemporary format. Licensed to Renton, Washington, USA, it serves the Seattle area. The station is currently owned by the Seattle Medium.KRIZ is a flagship station for The Z Twins, a trio of radio stations serving the Puget Sound region, most notably the African-American communities of King and Pierce County, Washington. The Z Twins were so named as, at the time, the company only owned two stations, KRIZ and KZIZ.