channel 3KCDO-TV, virtual channel 3 (UHF digital channel 23), is an independent television station serving Denver, Colorado, United States that is licensed to Sterling. KCDO-TV Home Page for Denver's newest full power TV Station offering programming in Denver over-the-air, on Comcast, DirecTV and Dish Network. As of yesterday, Buzzr has decided to end its contract with K3 KCDO TV on 3. KCDO HDTV schedule and local TV listings. KCDO TV Station ID with the city of Denver Sky Line.