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Voip Providers supporting:
 | SIP protocol |  |
found 365 companies
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VoIP Provider: Glantel
Location: Ireland
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider, Internet Telephony Service Provider, Voip Termination ISP Protocols: h.323, IAX, SIP Services: Termination
VoIP Provider: VoIP Street
Location: USA/Dover
Main Category: International VoIP Wholesale Provider
Categories: Voip Termination ISP, Internet VoIP and Video Conferencing Service Provider, Internet Telephony Service Provider, International VoIP Wholesale Provider, Hardware Protocols: SIP, IAX Services: Web To Phone, Termination, SIP VoIP Gateway, SIP Softswitch & CPE, Phone To Phone, Phone To PC, PC to Phone, Partnering for Origination and Termination, Call Routing VoIP Solutions, Call Relay VoIP Solutions
VoIP Provider: Affinity
Location: USA/Beaverton
Main Category: Hosted VoIP billing service provider
Categories: Hosted VoIP billing service provider, Hardware Protocols: SIP Services: Termination, System Integration, SIP VoIP Gateway, Phone To PC, PC to Phone, Partnering for Origination and Termination, Installation and Support Services, Call Routing VoIP Solutions, Billing Software
VoIP Provider: Clear VoIP Calling
Location: USA/Tempe
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider, Hardware Protocols: SIP, IAX Services: Web To Phone, Web Call, Termination, Phone To PC, PC to Phone, H.323 VoIP Gateway, Call Routing VoIP Solutions
VoIP Provider: Alepo
Location: USA/Palo Alto
Main Category: Hardware
Categories: Hardware, VoIP Billing Software Provider, SIP Billing Protocols: SIP, MGCP, h.323, IAX Services: Billing Software
VoIP Provider: MIDWORLD
Location: Spain/El Prat de llobregat
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider, Hardware Protocols: SIP, IAX, h.323 Services: Web To Phone, Web Call, vPhone, Voice and Video Conferencing, System Integration, SIP VoIP Gateway, SIP Softswitch & CPE, Project Mangement Services, Phone To Phone, Phone To PC, PC to Phone, IP devices, Installation and Support Services, H.323 Wireless/ GSM VoIP Solutions, H.323 VoIP Gateway, H.323 Softswitch & CPE, Gatekeepering, Fax To Fax, Data Conferencing, Consultancy Services, Collaboration
VoIP Provider: Kinetix Telecom Hellas LTD
Location: Greece/Thesaloniki
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider Protocols: SIP, IAX, h.323 Services: Web To Phone, Termination, Phone To Phone, PC to Phone, Partnering for Origination and Termination, Outsourced Billing, Installation and Support Services, Billing Software
VoIP Provider: Denphone K.K.
Location: Japan/Tokyo
Main Category: Voip engineering
Categories: VoIP Billing Software Provider, Internet Telephony Service Provider, Hosted VoIP billing service provider, Hardware, Voip consulting, Voip engineering, Voip Termination ISP Protocols: SIP, IAX Services: SIP VoIP Gateway, Project Mangement Services, Phone To Phone, Partnering for Origination and Termination, IP devices, Installation and Support Services, Consultancy Services, Call Routing VoIP Solutions, Call Relay VoIP Solutions, Billing Software, System Integration, Termination, Voice and Video Conferencing
VoIP Provider: R-R Telecom
Location: USA/NY
Main Category: Hosted VoIP billing service provider
Categories: Hardware, Hosted VoIP billing service provider, VoIP Billing Software Provider Protocols: h.323, SIP Services: Billing Software, Call Routing VoIP Solutions, H.323 Softswitch & CPE, H.323 VoIP Gateway, Outsourced Billing, SIP Softswitch & CPE, SIP VoIP Gateway
VoIP Provider: SidNet Communications
Location: United Kingdom
Main Category: Internet Telephony Service Provider
Categories: Hosted VoIP billing service provider, Incumbent PTT, International VoIP Wholesale Provider, Internet Telephony Service Provider, Internet VoIP and Video Conferencing Service Provider, Network Service Provider, SIP Billing, VoIP Billing Software Provider, Voip consulting, Voip engineering, Voip Termination ISP Protocols: SIP Services: H.323 Softswitch & CPE, H.323 VoIP Gateway, H.323 Wireless/ GSM VoIP Solutions, Installation and Support Services, IP devices, Outsourced Billing, Partnering for Origination and Termination, PC to Phone, Phone To PC, Phone To Phone, Project Mangement Services, SIP Softswitch & CPE, SIP VoIP Gateway, System Integration, Termination, Voice and Video Conferencing, vPhone, Web Call, Web To Phone
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