VoIP has gained popularity world over as an easy affordable way to communicate. And, Vonage alone has 1.6 million subscribers as of April 1, 2006. According to company sources they have tripled the number of subscriber lines since 2005. VoIP has gained popularity world over as an easy affordable way to communicate. And, Vonage alone has 1.6 million subscribers as of April 1, 2006. According to company sources they have tripled the number of subscriber lines since 2005. A leader in internet telephony, Vonage offers a great bouquet of services at low cost