C4 Telecom, S.L. Spain

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General office

C4 Telecom, S.L.
C/ Francisco Suarez, 9
Madrid
Madrid ,28036
Spain

Phone: +34 91789 7150
Site: http://www.c4telecom.com

Contact Person

Guillermo Monguio / WholeSales Manager
Phone: +34 91 789 7150

Hosted VoIP billing service provider
International VoIP Wholesale Provider
Internet Telephony Service Provider
Internet VoIP and Video Conferencing Service Provider
SIP Billing
Voip consulting
Voip Termination ISP

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Call Relay VoIP Solutions
Call Routing VoIP Solutions
E1 Bulk Wholeseller
Gatekeepering
H.323 Softswitch & CPE
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H.323 Wireless/ GSM VoIP Solutions
PC to Phone
Phone To PC
Phone To Phone
SIP Softswitch & CPE
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Termination
Voice and Video Conferencing

Cisco Systems
Mera

Billing system of own development

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