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Voip Providers supporting:
 | SIP protocol |  |
found 547 companies
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VoIP Provider: Total Sanity Solutions Inc
Location: USA/Oak Park
Main Category: Internet VoIP and Video Conferencing Service Provider
Categories: Internet VoIP and Video Conferencing Service Provider, Hardware, Network Service Provider, Voip consulting, Voip Termination ISP Protocols: SIP, MGCP, IAX Services: Voice and Video Conferencing, Termination, System Integration, SIP VoIP Gateway, SIP Softswitch & CPE, Project Mangement Services, Phone To Phone, Phone To PC, PC to Phone, Partnering for Origination and Termination, IP devices, Installation and Support Services
VoIP Provider: All At China Co.,Ltd
Location: China/Shenzhen
Main Category: Hardware
Categories: Hardware Protocols: h.323, MGCP, SIP Services: Billing Software
VoIP Provider: Inov5 Pvt Ltd
Location: Pakistan/Lahore
Main Category: International VoIP Wholesale Provider
Categories: Hosted VoIP billing service provider, International VoIP Wholesale Provider, Internet Telephony Service Provider, SIP Billing, VoIP Billing Software Provider Protocols: h.323, IAX, SIP Services: Billing Software, H.323 VoIP Gateway, PC to Phone, Phone To PC, SIP VoIP Gateway, System Integration, Termination
VoIP Provider: VoIP Atlantic, Inc.
Location: USA/Fort Lauderdale
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider, SIP Billing, VoIP Billing Software Provider, Voip consulting, Voip engineering Protocols: h.323, SIP Services: Billing Software, Call Relay VoIP Solutions, Call Routing VoIP Solutions, Consultancy Services, H.323 VoIP Gateway, Outsourced Billing, Partnering for Origination and Termination, SIP VoIP Gateway, Termination
VoIP Provider: SMART NETWORK SOLUTIONS
Location: USA/MIAMI
Main Category: Hardware
Categories: Hardware, 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, Wireless Broadband Protocols: h.323, IAX, MGCP, SIP Services: Billing Software, Call Relay VoIP Solutions, Call Routing VoIP Solutions, Collaboration, Consultancy Services, Data Conferencing, E1 Bulk Wholeseller, Fax To Fax, Gatekeepering, 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
VoIP Provider: BeWAN
Location: France
Main Category: Hardware
Categories: Hardware, Voip engineering, Wireless Broadband Protocols: SIP, MGCP, h.323 Services: SIP VoIP Gateway, SIP Softswitch & CPE, IP devices
VoIP Provider: XTelSonic LLC
Location: USA/Milford
Main Category: International VoIP Wholesale Provider
Categories: Hosted VoIP billing service provider, International VoIP Wholesale Provider, Internet Telephony Service Provider, VoIP Billing Software Provider, Voip consulting, Voip Termination ISP Protocols: h.323, IAX, MGCP, SIP Services: Billing Software, Call Routing VoIP Solutions, Collaboration, Consultancy Services, H.323 Softswitch & CPE, H.323 VoIP Gateway, H.323 Wireless/ GSM VoIP Solutions, Installation and Support Services, Partnering for Origination and Termination, PC to Phone, Phone To PC, Phone To Phone, SIP Softswitch & CPE, SIP VoIP Gateway, Termination, Voice and Video Conferencing, vPhone, Web Call, Web To Phone
VoIP Provider: Switzernet
Location: Switzerland
Main Category: Internet Telephony Service Provider
Categories: International VoIP Wholesale Provider, Internet Telephony Service Provider Protocols: SIP Services: PC to Phone, Phone To PC
VoIP Provider: Share-Open-Source
Location: Tunisia
Main Category: Hardware
Categories: Voip Termination ISP, Voip engineering, Hardware Protocols: SIP, MGCP, IAX, h.323 Services: Web To Phone, Web Call, Termination, System Integration, SIP VoIP Gateway, Phone To PC, PC to Phone, Partnering for Origination and Termination, Consultancy Services, Collaboration, Call Routing VoIP Solutions, Call Relay VoIP Solutions
VoIP Provider: OpenTone Communications Philippines, Inc.
Location: Philippines/Muntinlupa
Main Category: Internet Telephony Service Provider
Categories: Internet Telephony Service Provider Protocols: SIP Services: SIP VoIP Gateway, SIP Softswitch & CPE, H.323 Wireless/ GSM VoIP Solutions, H.323 VoIP Gateway, H.323 Softswitch & CPE
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