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Voip Providers supporting:
SIP protocol

SIP protocol

SIP protocol

found 1139 companies
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VoIP Provider: Dinstar Technologies Co., Ltd.
Location: China/SHENZHEN
Main Category: Hardware
Categories: Hardware
Protocols: SIP
Services: SIP VoIP Gateway

VoIP Provider: Sierra Communications
Location: United Kingdom/Gainsborough
Main Category: International VoIP Wholesale Provider
Categories: Voip engineering, Voip Termination ISP, SIP Billing, Internet Telephony Service Provider, International VoIP Wholesale Provider, Hardware, Hosted VoIP billing service provider
Protocols: SIP, IAX
Services: Termination, SIP VoIP Gateway, SIP Softswitch & CPE, Partnering for Origination and Termination, IP devices, Installation and Support Services

VoIP Provider: 1-2-all Company
Location: Thailand/Bangkok
Main Category: Hosted VoIP billing service provider
Categories: Voip engineering, Voip Termination ISP, SIP Billing, Internet Telephony Service Provider, International VoIP Wholesale Provider, Hardware, Hosted VoIP billing service provider
Protocols: SIP, IAX
Services: Termination, SIP VoIP Gateway, SIP Softswitch & CPE, Partnering for Origination and Termination, IP devices, Installation and Support Services
Protocols: SIP

VoIP Provider: Wind Currents Communications, Inc
Location: USA/Woodstock
Main Category: Internet VoIP and Video Conferencing Service Provider
Categories: Internet VoIP and Video Conferencing Service Provider
Protocols: SIP


VoIP Provider: iWorldServices, Inc.
Location: USA/Emeryville
Main Category: International VoIP Wholesale Provider
Categories: Wireless Broadband, Voip Termination ISP, VoIP Billing Software Provider, SIP Billing, Network Service Provider, Internet Telephony Service Provider, International VoIP Wholesale Provider, Hosted VoIP billing service provider
Protocols: MGCP, h.323, SIP, IAX
Services: Web To Phone, Web Call, Termination, SIP VoIP Gateway, SIP Softswitch & CPE, Phone To Phone, PC to Phone, Partnering for Origination and Termination, IP devices, H.323 Wireless/ GSM VoIP Solutions, H.323 VoIP Gateway, H.323 Softswitch & CPE, E1 Bulk Wholeseller, Call Routing VoIP Solutions, Billing Software, Call Relay VoIP Solutions

VoIP Provider: VoipSwitch, vos3000, Java Tunnel, a2z Voip Solution We are Provide
Location: Oman/Muscat
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider
Protocols: SIP
Services: Termination

VoIP Provider: skybridge domains
Location: Australia/Gold Coast
Main Category: Internet Telephony Service Provider
Categories: Internet Telephony Service Provider
Protocols: SIP

VoIP Provider: Web4call Soft Telco
Location: Bangladesh/Dhaka
Main Category: SIP Billing
Categories: Internet Telephony Service Provider
Protocols: SIP
Protocols: SIP
Services: SIP VoIP Gateway

VoIP Provider: Excila Telecom
Location: Singapore
Main Category: International VoIP Wholesale Provider
Categories: International VoIP Wholesale Provider, Voip consulting
Protocols: SIP, h.323
Services: Call Routing VoIP Solutions, Gatekeepering

VoIP Provider: IP Store
Location: Canada/Vaughan
Main Category: International VoIP Wholesale Provider
Categories: Voip engineering, Voip Termination ISP, Internet VoIP and Video Conferencing Service Provider, International VoIP Wholesale Provider, Hardware
Protocols: h.323, SIP, IAX
Services: IP devices, H.323 VoIP Gateway, Call Routing VoIP Solutions, Call Relay VoIP Solutions

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