It is a call which is made over internet protocol (VoIP). For example, one can call using Google Voice to other recipient located miles away. Such call can also be international.
Alturaphone is an IP telephony service and technology provider. We offer personalized services for businesses, resellers and distributors. Alturaphone provides VoIP services such as VoIP wholesale with a prepaid platform, GSM to worldwide VoIP termination
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