Xfinity fiber-powered internet results in 99.9% network reliability. Combined with low-lag technology and unlimited data, it delivers consistent performance even during peak household usage.

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.

Network Expansion Connects More Than 8,800 Homes and Businesses, Expanding to More of Columbia County Next Comcast has completed a significant network expansion in Northeastern Pennsylvania, ...

RADFORD, Va. – Exciting news for Radford City. On Tuesday the first Radford residents were able to connect to high-speed internet from Xfinity. In December 2024, Comcast began construction on its ...