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Carriers

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    AT&T is bringing it all together for our customers, from revolutionary smartphones to next-generation TV services and sophisticated solutions for multi-national...

    BT

    All Key Parts of the BT Group
    BT Wholesale is a member of the BT Group plc: the holding company for an integrated group of businesses that provide voice and data...

     

    We are networked IT specialists who offer you the best of all worlds - the backing, reach and sustainability of the BT Group, plus access to world-leading...

    Callmate Telips Telecom Limited provides various telecommunication services in Pakistan. The company offers payphones and prepaid calling cards. Its long distance network...

    Cogent is a multinational Tier-1 Internet Service Provider consistently ranked as one of the top five networks in the world. Our primary service offering consists of...

    With our 10Gbps network spanning over 25 data centres, we are able to provide a range of leading connectivity choices.

    We combine our renowned network with our...

    Take a SIP with Global Crossing

    Global Crossing provides a full suite of SIP Trunking services designed to enable converged data and VoIP unified communication...

    iBasis is one of the largest carriers of international voice traffic in the world and a global leader in VoIP.

    Interoute owns the largest Next Generation Network covering the European Union, from London to Warsaw, from Stockholm to Sicily and beyond into the Continent's emerging...

    A Network Built to Support the Silicon Economics Cycle

    From its beginning, Level 3 Communications was founded on the principles of the Silicon Economicssm cycle:...

    Sprint Nextel offers a comprehensive range of wireless and wireline communications services bringing the freedom of mobility to consumers, businesses and government users...

    T-Systems is Deutsche Telekom

    Tiscali S.p.A, founded in January 1998, following the liberalization of the telecommunication market in Italy has become one of the main alternative Telecommunication...