VASC Software and Media Company (VASC) is a wholly owned subsidiary of Vietnam Post and Telecommunications (VNPT) which currently owns and controls the national network on behalf of the government, most of the access network, the largest international gat
Aerocall is a facilities-based carrier, offering state-of-the-art VoIP solutions. Headquartered in New York; Aerocall maintains and operates a world-class VoIP network. Using proprietary software and databases, along with our marketing and technical exper
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