Xfinity, a subsidiary of Comcast, is one of the largest telecommunications companies in the United States, offering services ...

Beginning today, Altitude is on Xfinity channel 1250 in the Denver market as part of the Xfinity More Sports and ...

Read more about our advertising policy. Known for its broad availability and fast speeds, Xfinity internet options have a variety of plans to fit any budget. Cheapest starting prices across all ISPs.