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  • 4.7 / 5.0 (1622)
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    404+ References
  • 4.8 / 5.0 (3037)
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Call Box Case Studies

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  • ActivePBX
    Reference Rating
    4.7 / 5.0
    Customer References 4 total
    About

    ActivePBX® is a cloud-based business phone system that saves you money while increasing productivity and mobility. The system works with your existing broadband Internet connection, which eliminates the need for …

  • Vonage
    Reference Rating
    4.7 / 5.0
    Customer References 404 total
    About

    Vonage, a part of Ericsson, creates technology that empowers enterprises and equips developers to lead in the next era of digital transformation. Its AI-powered platforms and tools enable new value …

  • XO Communications
    Reference Rating
    4.8 / 5.0
    Customer References 115 total
    About

    XO Communications is a Verizon company that provides the technology that helps business and wholesale customers compete in a hyper-connected economy. In the U.S., XO owns and operates one of …

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