You can have as many lines you want and each additional line is billed at the same rate as a single line. Vonage remained the industry leader with 1.8 million subscriber lines as of 2006. Comcast, which launched its service more slowly than most of its cable rivals, posted a 73% jump in users. Be aware that some services don't work during power outages and the service provider may not offer backup power.

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Keep your current telephone number with voip telefonia

VOIP, pronounced voyp is an acronym for Voice Over Internet Protocol. Virtual numbers are normally an additional cost but can start out at only $4.99 per month and they can only be used for incoming calls. With voip telefonia you will be able to transfer you old telephone number to your new service provider. Some estimates have suggested that worldwide revenue of this new technology will hit the $96 billion mark by 2011. You can dial overseas with voip telefonia and the rates are very competitive.

Get more features, pay less and call overseas - voip telefonia is really a no brainer

Most providers require you to have a custom telephone adapter that is pre-configured for their network so providing your own may not be an option. When you pick up the phone with voip telefonia and dial a phone number the phone adapter (black box) converts your voice into data and sends the data through the Internet in a similar manner to an email message. A virtual phone is a piece of software that sits on your computer that acts like a regular phone. This exciting voip telefonia technology allows you to take your phone number with you anywhere you travel.