Voice Calls Solutions (VCS) is a privately held facilities-based Voice over IP carrier.
Voice Calls Solutions (VCS) was founded in 2003 with the focus on building a reliable VoIP network, capable of providing wholesale services to high volume customers. Today, Voice Calls Solutions (VCS) has completed 160 million calls over its long haul, self-healing SONET (Synchronous Optical Network).
Iristel is a leading carrier of international long distance telephone calls and provider of retail prepaid calling cards sold online. We provide high quality service for billions of minutes of international calls through our global VoIP network.
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