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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.
Triad is a Boston, MA-based company in the Telecommunications sector.
Forerunner Telecom is a Cary, NC-based company in the Telecommunications sector.
River City Communications is a Memphis, TN-based company in the Telecommunications sector.
Zhone Technologies, Inc. (Zhone) designs, develops and manufactures communications network equipment for telephone companies and cable operators worldwide.