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Yes, S33 is certified to work with Comcast Xfinity's internet services (please note that S33 won't provide support for Xfinity voice)
Sorry, there was a problem. Please try again later.You will need to verify on the Xfinity website if your area supports this device. https://www.xfinity.com/support/devices/
Sorry, there was a problem. Please try again later.
