Cablevision 1Q08 VoIP Update

• 1.7 million VoIP subscribers as of end 1Q08

• Added 93k or 5.8% during 1Q08

• VoIP represents 36% penetration in homes passed

• VoIP represented $160 million revenue during 1Q08 which is approximately 8% of company’s consolidated revenues for the three months ended March 31, 2008