Two years ago I signed up for a voice over internet protocol (VoIP) service from a small company called Vonage when I was working out of a home office. At the time, it shaved more than $125 per month off of my long distance telephony bill.

I was so delighted with it that I started personally evangelizing it to people in my company. Several of my colleagues were from India and they’d order two instances of Vonage service and ship one box (with the Cisco ATA — telephone/internet router interface box) to their relative in India. They could then call a local U.S. number in the same area code in which they lived and it would ring the Cisco box over in India — saving them a fortune on international telephone charges.

Today I read a CNet article about Vonage offering their service at retail in CompUSA stores which now surpasses 8,000 retail outlets for them in North America. I was, quite frankly, stunned that there is so much distribution and the business has become so mainstream in the two years since I signed up.

What about growth? Who has the momentum?

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