Computers Internet Protocols SIP Service Providers
18
SIP based VoIP and IM Service Providers.

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CoreDial
White label SaaS platform enables Channel Partners to successfully sell, deliver, manage, and invoice for cloud SIP communications services. Partner programs for MSP, VAR, and ITSPs.
DIDforSale
Wholesale SIP trunking provider offering low-cost DID origination and termination. Site offers multiple interconnection guides for most popular PBX systems.
Endstream Communications
Provides wholesale US SIP termination and US DID origination.
Enterprise Communications Center
SIP trunking and business VoIP solutions. Site contains white papers and webinars.
EtherSpeak
Offers IP based telecommunication solutions: SIP trunking, and IP PBX backup solutions. Internet faxing using store-and-forward HTTPS faxing with Audiocodes ATA adapters with T.38 support.
Flowroute
SIP only carrier offering wholesale VoIP solutions. SMS messaging platform and developer API integration. Supports G.729 audio codec. Guides available for interconnection.
GetOnSIP
Provides free SIP addresses and softphone configuration instructions.
NexVortex
SIP Trunking, hosted PBX, and carrier offload services to small and medium businesses. Toll-Free SIP trunking and disaster/fail-over solutions available.
Simwood eSMS
Provides UK phone number SIP termination for ISPs, ITSPs, call centres, calling card providers, and carriers.
SIP Sorcery
A combined SIP service and web application that can manage SIP devices and SIP providers.
SIP.us
SIP trunk provider offering quick SIP trunk configuration and flexible billing platform. Custom module available for easy integration for FreePBX.
SIPSaver
SIP trunking solution. FAQ and support pages.
SIPTrunk
A fully automated , white label B2B SIP Trunk provider. Offers store-and-forward HTTPS fax. PBX configuration guides, and SIP trunk education resources available.
T38Fax
T.38 Fax Over IP (FoIP) service. Offers T.38 SIP trunk origination and termination, as well as service provider fax offload. ECM Self-test, with PBX and device configuration guides available.
Voiceflex
Offers SIP trunking, data, and hosted telephony solutions. UK based.
VoIP Innovations
Wholesale VoIP DID, Origination, Termination and E911 service provider. "Backoffice" platform offers inventory management, CRM and least cast routing via underlying SIP carriers.
VoIPAccess
B2C oriented Voice over IP (VoIP) provider. Flat rate internet phone service, online account management and VoIP tools available.
Xinix World
B2B and B2C services for SIP Trunking, DID, Hosted PBX, and additional VoIP services.
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Category editor:
zykezix
Last update:
November 4, 2016 at 9:01:45 UTC
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