WTTO (channel 21) is a television station licensed to Homewood, Alabama, United States, serving the Birmingham area as an affiliate of The CW. It is owned by Sinclair Broadcast Group alongside MyNetworkTV affiliate WABM (channel 68) and ABC affiliate WBMA-LD (channel 58). The stations share studios at the Riverchase office park on Concourse Parkway in Hoover (with a Birmingham mailing address), while WTTO's transmitter is located atop Red Mountain, near the Goldencrest neighborhood of southwestern Birmingham.