CKTZ-FM is a radio station which operates a community radio format on the frequency 89.5 MHz (FM) in Cortes Island, British Columbia, Canada. History On October 18, 2011, Cortes Community Radio Society received approval from the Canadian Radio-television and Telecommunications Commission (CRTC) to operate a new FM community radio station at Cortes Island. See also List of community radio stations in Canada References External links Cortes Island Community Radio Cortes Community Radio Society (unofficial) at ncra.ca KTZ KTZ Radio stations established in 2011