Your Guide to the CityNet to Xfinity Transition in San Bruno
August 19, 2025

We put together a short video to walk you through what to expect as San Bruno transitions from CityNet to Xfinity. The process is simple and designed to make your switch as smooth as possible.
Key steps to remember:
- Review Your Welcome Letter
Watch for the letter in your mailbox with details about your account, your transition timeline, and next steps. - Schedule Your Installation Appointment
Follow the instructions in your Welcome Letter to choose a date and time that works for you and call 855-206-1261 - Install Day
A technician will arrive to swap your CityNet equipment for the latest Xfinity gear, get you connected, and answer your questions.
We’re excited to bring San Bruno residents faster speeds, the latest technology, and enhanced customer support. For more details, watch the video above or visit https://www.xfinity.com/sanbruno.