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Spectrum United States

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General office

Spectrum
3546 Ramblewood Pl.
Fremont
California ,94536
United States

Phone: (510)818-9703
  • International VoIP Wholesale Provider
  • Internet Telephony Service Provider
  • Voip Termination ISP
  • H.323 VoIP Gateway
  • SIP VoIP Gateway
  • Termination
  • Quintum
  • Billing system of own development
  • Custom Open Source Billing Solution
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DID Support

DID SupportDirect Inward Dialing Support. This function is offered by telephone companies with the goal that ATC clients could connect all range of company numbers to one or several lines. The aim is to give a personal number to every employee without having to connect it to a separate phone line. Thus, all telephone traffic can be divided and controlled more efficiently.

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SIPxchange is headquartered in Dallas Fort Worth providing wholesale carrier and business VoIP services. SIPxchange is part of the Worldcall Inc. family of companies supplying network services since 2004. Our facilities-based network carries over 50 milli

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