Comcast 4Q07 VoIP Update

• Added over 2.5 million VoIP subscribers during the Year 2007 - an increase of 61%.

• Comcast ended 2007 with a total of 4.4 million VoIP subscribers.

• VoIP service now marketed to 42 million homes representing 86% of Comcast's footprint

• 4.4 million VoIP base represents 11% penetration of the total Comcast addressable market

• Phone revenue increased 85% to $1.8 billion due to significant growth in VoIP subscribers, offset by a $229 million, or 50% decline in circuit-switched phone revenues as Comcast transitions to marketing only VoIP in most areas.

• Entering 2008, Comcast has fewer than 200,000 circuit-switched customers, with the winding down of that business expected to be completed by the end of 2008.

• Comcast ended 2007 with 13.2 million high-speed Internet subscribers, or 27% penetration of homes passed.