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All Business Communications is a Waltham, MA-based company in the Telecommunications sector.
King Televoice Inc is a South El Monte, CA-based company in the Telecommunications sector.
Telus-IPONE is a North York, ON-based company in the Telecommunications sector.
Icsa is a Chantilly, VA-based company in the Telecommunications sector.
DataJack, Inc. is a wholly owned subsidiary of Quamtel, Inc. (OTCBB: QUMI), a public holding company headquartered in Dallas, Texas. Quamtel provides a comprehensive portfolio of advanced telecommunications technologies, enhanced service solutions and next generation broadband service. Quamtel operates in the U.S. and on a global scale through its subsidiaries DataJack, Inc. and WQN, Inc.