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VOIP, which stands Voice Over Internet Protocol, technology which allows people now use internet to make phone calls. Not only does allow users make their calls through internet, allows them still use their regular telephone when doing so. In many cases, an appealing alternative consumers.
Another even more impressive feature with voip you can either choose use your current phone number or choose a new one altogether using almost any area code. If you have friends or have a second home, you can now choose your local area code to bypass long distance fees would result from calling back forth.