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Voip Providers supporting:
 | SIP protocol |  |
found 547 companies
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VoIP Provider: ITCONNECTION.RU
Location: Russia/Saint-Petersburg
Main Category: Voip engineering
Categories: Voip Termination ISP, Voip engineering
Protocols: SIP, IAX, h.323
Services: SIP Softswitch & CPE, Project Mangement Services, Partnering for Origination and Termination, Installation and Support Services, H.323 VoIP Gateway, Consultancy Services, SIP VoIP Gateway, System Integration, Termination
VoIP Provider: DIDXchange.com
Location: USA/Pensacola
Main Category: Network Service Provider
Categories: Hosted VoIP billing service provider, International VoIP Wholesale Provider, Internet Telephony Service Provider, SIP Billing, Network Service Provider
Protocols: IAX, SIP
Services: Call Relay VoIP Solutions, Call Routing VoIP Solutions, E1 Bulk Wholeseller, Partnering for Origination and Termination
VoIP Provider: Acestar Telecommunication Systems Ltd.
Location: Philippines/Pasig
Main Category: International VoIP Wholesale Provider
Categories: Voip Termination ISP, Voip engineering, Voip consulting, VoIP Billing Software Provider, Network Service Provider, Internet VoIP and Video Conferencing Service Provider, International VoIP Wholesale Provider, Hosted VoIP billing service provider
Protocols: SIP, h.323
Services: Termination, Partnering for Origination and Termination, Installation and Support Services, H.323 VoIP Gateway, Gatekeepering, E1 Bulk Wholeseller, Consultancy Services, Billing Software
VoIP Provider: U-Link Telecom
Location: Belgium/Brussels
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider
Protocols: h.323, SIP
Services: Collaboration, Gatekeepering, H.323 Softswitch & CPE, H.323 VoIP Gateway, Partnering for Origination and Termination, SIP Softswitch & CPE, SIP VoIP Gateway, Termination
VoIP Provider: FONE
Location: Poland
Main Category: Internet Telephony Service Provider
Categories: Internet Telephony Service Provider
Protocols: h.323, SIP
Services: H.323 VoIP Gateway, Installation and Support Services, PC to Phone, Phone To PC, Phone To Phone, SIP VoIP Gateway, Termination, Web Call, Web To Phone
VoIP Provider: WESTERNDATA.NET
Location: USA/Riverside
Main Category: Hardware
Categories: Hardware, Network Service Provider, Voip consulting
Protocols: h.323, SIP
Services: Billing Software
VoIP Provider: Call IT ApS (ADPHONE)
Location: Denmark/Copenhagen
Main Category: Internet Telephony Service Provider
Categories: Internet VoIP and Video Conferencing Service Provider, Internet Telephony Service Provider
Protocols: SIP
Services: Web To Phone, Web Call, vPhone, Voice and Video Conferencing, SIP VoIP Gateway, Phone To Phone, Phone To PC, PC to Phone, IP devices
VoIP Provider: AHOOLY IP-Communications GmbH
Location: Austria/Linz
Main Category: Internet Telephony Service Provider
Categories: Hardware, International VoIP Wholesale Provider, Internet Telephony Service Provider, SIP Billing, Voip consulting, Voip Termination ISP
Protocols: IAX, SIP
Services: Call Routing VoIP Solutions, Consultancy Services, IP devices, Partnering for Origination and Termination, PC to Phone, Phone To PC, Phone To Phone, SIP Softswitch & CPE, SIP VoIP Gateway, System Integration, Termination
VoIP Provider: SpeedVoIP Communication Technology Co.,Ltd
Location: Canada
Main Category: Internet VoIP and Video Conferencing Service Provider
Categories: Hardware, Internet VoIP and Video Conferencing Service Provider
Protocols: SIP
Services: SIP VoIP Gateway
VoIP Provider: ALMVoIP
Location: Pakistan/Karachi
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider
Protocols: SIP
Services: Call Routing VoIP Solutions
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