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 ...

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 ...

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 ...

PowerBoost provides Xfinity Mobile customers with more than enough speed to stream, game, video call ... smartphone data travels over WiFi and because Comcast delivers the best WiFi experience, now ...