Comcast's Xfinity is one of the country's largest cable internet providers. If you're a resident of cities such as Atlanta, Denver or San Francisco, chances are your address is serviceable for ...

Comcast is giving all its customers the option of a big speed boost. The company said Thursday that it's offering broadband speeds of 1 gigabit per ... consuming an entire gig," said Fraser ...

If you suspect you’re getting a slower speed than you signed up for, check your current speed by using an online test ... 1 GB or higher. Check providers available near you to find 1 gig ...

PowerBoost provides Xfinity Mobile customers with more than enough speed to stream, game ... now with speeds up to a gig, that is the primary reason why the service consistently ranks faster than ...