Xfinity will let you rent a modem when you sign up for its Internet service, but you do have the option of using a third-party modem instead. Here's how.

Comcast is boosting the download and upload speed of some popular Xfinity Internet plans for residential customers, and sweetening the deal for subscribers on older, slower plans by offering a ...

New everyday price plans launch nationwide – now all Xfinity Internet packages have simple, predictable pricing 1-year and 5-year price guarantee available with no contracts All plans include ...

Free Xfinity Mobile line with unlimited included for one year – no fees or taxes Following the successful launch and positive consumer reaction to Xfinity’s new 5-year guarantee, the nation’s largest ...