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 | VoIP providers in USA |  |
found 130 companies
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VoIP Provider: Comvoz Communication
Location: USA/Weston
Main Category: Internet Telephony Service Provider
Categories: Incumbent PTT, International VoIP Wholesale Provider, Internet Telephony Service Provider, Internet VoIP and Video Conferencing Service Provider, Voip Termination ISP
Protocols: IAX, h.323, SIP
Services: Voice and Video Conferencing, Termination, SIP VoIP Gateway, SIP Softswitch & CPE, Phone To Phone, Phone To PC, PC to Phone, Partnering for Origination and Termination, IP devices, H.323 VoIP Gateway, H.323 Softswitch & CPE, Gatekeepering, E1 Bulk Wholeseller, Call Routing VoIP Solutions, Call Relay VoIP Solutions
VoIP Provider: VoIPCall.net
Location: USA/Minneapolis
Main Category: Voip Termination ISP
Categories: Voip Termination ISP
Protocols: SIP
Services: Termination, SIP VoIP Gateway, IP devices, Call Routing VoIP Solutions, Call Relay VoIP Solutions
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: 1TouchTone.com
Location: USA/Washington
Main Category: Internet VoIP and Video Conferencing Service Provider
Categories: Hardware, Internet Telephony Service Provider, Internet VoIP and Video Conferencing Service Provider
Protocols: SIP
Services: IP devices, PC to Phone, Phone To PC, Phone To Phone, Web To Phone
VoIP Provider: Dow Networks
Location: USA/Atlanta
Main Category: Internet Telephony Service Provider
Categories: International VoIP Wholesale Provider, Internet Telephony Service Provider, Network Service Provider
Protocols: h.323, SIP
Services: Call Relay VoIP Solutions, Call Routing VoIP Solutions, Consultancy Services, Gatekeepering, H.323 Softswitch & CPE, H.323 VoIP Gateway, H.323 Wireless/ GSM VoIP Solutions, Installation and Support Services, Partnering for Origination and Termination, Phone To Phone, Project Mangement Services, SIP Softswitch & CPE, SIP VoIP Gateway, System Integration, Termination
VoIP Provider: Integrated VoIP Solutions
Location: USA/Bartlett
Main Category: Internet Telephony Service Provider
Categories: Hardware, International VoIP Wholesale Provider, Internet Telephony Service Provider, Voip consulting, Voip engineering
Protocols: h.323, SIP
Services: Billing Software, Installation and Support Services, IP devices, Phone To Phone, Project Mangement Services, SIP VoIP Gateway, System Integration, Termination
VoIP Provider: CallTower, Inc.
Location: USA/San Francisco
Main Category: Internet Telephony Service Provider
Categories: Hosted VoIP billing service provider, Internet Telephony Service Provider, Voip consulting
Protocols: h.323
Services: Billing Software, Call Relay VoIP Solutions, Call Routing VoIP Solutions, Collaboration, Data Conferencing, Fax To Fax, Gatekeepering, H.323 Softswitch & CPE, H.323 VoIP Gateway, 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 VoIP Gateway, System Integration, Termination, Voice and Video Conferencing, vPhone, Web Call, Web To Phone
VoIP Provider: Advanced VoIP
Location: USA/Los Angeles
Main Category: VoIP Billing Software Provider
Categories: VoIP Billing Software Provider
Protocols: SIP, h.323
Services: Phone To Phone, Phone To PC, PC to Phone, H.323 Wireless/ GSM VoIP Solutions, H.323 VoIP Gateway, H.323 Softswitch & CPE, Billing Software
VoIP Provider: Internet
Location: USA/Brooklyn
Main Category: VoIP Billing Software Provider
Categories: Voip Termination ISP, Voip engineering, Voip consulting, VoIP Billing Software Provider, SIP Billing, Internet VoIP and Video Conferencing Service Provider, Internet Telephony Service Provider, International VoIP Wholesale Provider, Hosted VoIP billing service provider, Hardware
Protocols: SIP, MGCP, IAX, h.323
Services: Data Conferencing, Consultancy Services, Collaboration, Billing Software, E1 Bulk Wholeseller, Fax To Fax, H.323 VoIP Gateway, 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: HelloSoft, Inc.
Location: USA/San Jose
Main Category: Wireless Broadband
Categories: Voip Termination ISP, Wireless Broadband
Protocols: h.323, SIP
Services: Call Relay VoIP Solutions, Call Routing VoIP Solutions, H.323 VoIP Gateway, H.323 Wireless/ GSM VoIP Solutions, IP devices, SIP VoIP Gateway
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