IPsky United States
- International VoIP Wholesale Provider
- Phone To Phone
- Quintum
- Billing system of own development
Is often met in business practice, during calls to organizations at the moment, when the call is transferred to another number or is set on hold, one hears a music in the telephone dynamics.
Vaux Telecommunications
UK-based Vaux is part of an international telecoms group providing global line carrier services via fibre-optic and satellite networks to some of the biggest names in the "phone business," organisations who trust us to provide reliable, resilient and clas
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