Major trends are changing the global telecommunications landscape. Voice traffic is rapidly migrating from large integrated international exchange carriers to more narrowly focused regional providers. This change is driving increasing demand for specializ
Major trends are changing the global telecommunications landscape. Voice traffic is rapidly migrating from large integrated international exchange carriers to more narrowly focused regional providers. This change is driving increasing demand for specialized wholesale carriers that can provide an efficient platform for targeted international voice traffic and high quality termination capacity. Founded by veterans of leading ITSPs worldwide, Callvox is one of these carriers.
By providing unsurpassed quality of service, Callvox enables a select group of clients to reap the benefits of our fully managed global VoIP network. We provide specialized international voice services on a wholesale basis to leading service providers in emerging markets. We do so by constantly expanding our share of international voice traffic while delivering new revenue opportunities to sellers of termination capacity in select destinations worldwide.
A2ZTEL is a global leader in delivering high-quality international and domestic long distance calling services to subscribers at a fraction of the cost of traditional carriers by leveraging the power of the Internet.
A2ZTEL is a cost effective commun