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  • Marathon On-Line Services
    Northwest based Telecommunications provider. Long Distance, 800, Cellular, Internet and Web Hosting Services.
  • Maritime Telegraph and Telephone Co. Ltd. (MT&T)
    Telecommunications supplier to homes and businesses.
  • Market Communications
    Full service, 24/7 telecommunications provider servicing clients in the United States. Specializes in turn-key solutions for financial trading, PBX systems, wireless, and high speed data.
  • Mat?v (NYSE:MTA)
    Hungarian telecommunications service provider.
  • Maximum Network Solutions Ltd
  • MCI
    Official site of MCI, a provider of residential voice, advanced messaging, and commercial phone and telecommunications services in the United States.
  • MED-1 Submarine Cables
    Operates an undersea high-speed fiber optic cable network connecting Israel/Cyprus to Italy.
  • MiDAS Management Systems
    Specialises in call management and voice mail systems for businesses, hotels, and hospitals.
  • Mobile Broadband 4G
    Offers information about the mobile broadband plans offered by various providers, including Verizon, CLEAR, and AT&T.
  • Motorola (NYSE:MOT)
    Official site of Motorola, provider of mobility products and solutions across broadband and wireless networks. Products include cell phones and mobile devices, networking and broadband peripherals, and cellular network systems.
  • Mpower Communications
    Provider of data, telephony, Internet access, and web hosting services.
  • Multi Media Communications
    Provides one-way and two-way communications systems, both wired and wireless.

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