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).
MTBC Telecom Limited is a telecommunication company, a professional one in the market of voice traffic termination in CIS countries. Our company is specialized in voice traffic termination to the countries of the Community of Independent States (CIS). Our
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