BETHPAGE, N.Y. (Map) - BETHPAGE, N.Y., May 9 /PRNewswire-FirstCall/ -- Staying in touch this year for Mother's Day is easier than ever with Optimum Voice, an unlimited flat-rate digital phone service from Cablevision. Optimum Voice and Optimum Voice World Call, the company's innovative international calling plan, allows callers to stay in touch without breaking the bank -- whether Mom is just down the street or even on the other side of the world.

With Optimum Voice digital phone service, voted the "Highest in Residential Telephone Customer Satisfaction in the Mid-Atlantic Region," by J.D. Power and Associates in its recent 2007 survey, and its Optimum Voice World Call plan, callers have a multitude of calling options at low flat monthly rates including 13 advanced calling features. With features including Enhanced Voicemail, Call Waiting, Caller ID, Unlimited 411 Directory Assistance, Three-way calling and its newest enhancement, Caller ID on iO TV(SM), which delivers caller ID messages onscreen to iO TV digital cable television, staying connected to family and loved ones is easier than ever.

"Optimum Voice continues to be recognized as an unbeatable value in residential phone service. With its long list of advanced calling features and unlimited local and long distance calling options at low monthly rates, Optimum Voice makes staying connected to friends and family across the U.S. or even around the world simple and affordable," said Joseph Varello, Cablevision's Vice President of Digital Voice Product Management.

Optimum Voice is available exclusively to Optimum Online(R) high-speed Internet customers. The service includes unlimited calling across the U.S., Canada and Puerto Rico, and a superior array of advanced features like voicemail, call waiting, caller ID, caller ID blocking (*67), call return (*69), three-way calling and call forwarding, directory assistance (411), VIP ringing, find me, caller ID on call waiting, busy redial, anonymous calling and anonymous call blocking -- all at no additional cost. Customers can also keep their existing phone number when signing up for Optimum Voice or get a new one. The service's "My Optimum Voice" web portal allows customers to easily activate account features, listen to voicemail messages through any Web browser, review and sort calling history and manage other settings.

Unlike many Internet phone services, Optimum Voice provides the security of enhanced 911 access for every customer and provides a local number portability option, so new customers who switch from other telephone companies can keep their existing phone number. Optimum Voice service is carried over Cablevision's fiber optic network, not the public Internet, and offers customers a highly reliable voice service with superior value.

For customers who make international calls, Cablevision offers an innovative flat-rate international calling plan, Optimum Voice World Call, giving customers up to 250 minutes per month of calling anywhere in the world, including up to 30 minutes of calls to Cuba, from their Optimum Voice phone for a flat monthly fee of $19.95, delivering more value to customers than any other international calling plan.

About Cablevision

Cablevision Systems Corporation (NYSE: CVC) is one of the nation's leading entertainment and telecommunications companies. Its cable television operations serve more than 3 million households in the New York metropolitan area. The company's advanced telecommunications offerings include its iO TV(SM), Optimum Online(R) high-speed Internet, Optimum Voice(R) digital voice-over-cable, and its Optimum Lightpath integrated business communications services. Cablevision's Rainbow Media Holdings LLC operates several successful programming businesses, including AMC, IFC, WE tv and other national and regional networks. In addition to its telecommunications and programming businesses, Cablevision owns Madison Square Garden and its sports teams, the New York Knicks, Rangers and Liberty. The company also operates New York's famed Radio City Music Hall, and owns and operates Clearview Cinemas.