How many phone lines can I get with Comcast Digital Voice® service?
You can have up to two lines with Comcast Digital Voice service. You have the option of adding a second line for a small, additional, monthly fee. A second line is available with or without calling features. The monthly fee will vary based on whether you add calling features to your second line. Please chat with us, or call 1-800-COMCAST (266-2278) for more information.