How Does Internet Telephony Service Provider Work?

An internet telephony service provider works by using the internet to make telephone calls. A lot of people choose VoIP because they already have the internet at home and they can save a lot of money by not using their land line phone. Because you tend to get free VoIP to VoIP calls, it is likely that you will recommend the service to others as well resulting in higher popularity for the internet telephony service provider.