A call shop is a business that provides physical phones for the purpose of making long-distance telephone calls. There are two main types of call shop payment methods; prepaid and postpaid.
VNPT-I offers voice service with premium quality and low rate to help you to compete in challenging VoIP market. Redundancy in our state-of-the-art network ensures routes for international traffic are always stable. ITC2’s VoIP technology enables simple
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