IPsky United States
- International VoIP Wholesale Provider
- Phone To Phone
- Quintum
- Billing system of own development
“Extension” - is the extension of the telephone line (PBX) or the Centrex system. It works as an association and allows calling to certain telephone sets without the necessity of dialing the telephone number, but only by dialing a short combination of digits, reaching the desired subscriber.
NocTel Communications, Inc.
NocTel is one of the industry’s most innovative and reliable providers of VoIP — Internet-based business telephone services.
Whether you represent a small home-based business or a corporate enterprise that spans the globe, we have a plan to meet your needs.
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