SIP based VoIP and IM Service Providers.
Related categories 1
Sites 19
- Simwood eSMS Provides UK phone number SIP termination for ISPs, ITSPs, call centres, calling card providers, and carriers.
- Endstream Communications Provides wholesale US SIP termination and US DID origination.
- NexVortex SIP Trunking, hosted PBX, and carrier offload services to small and medium businesses. Toll-Free SIP trunking and disaster/fail-over solutions available.
- GetOnSIP Provides free SIP addresses and softphone configuration instructions.
- Enterprise Communications Center SIP trunking and business VoIP solutions. Site contains white papers and webinars.
- Voiceflex Offers SIP trunking, data, and hosted telephony solutions. UK based.
- SIPSaver SIP trunking solution. FAQ and support pages.
- SIP Sorcery A combined SIP service and web application that can manage SIP devices and SIP providers.
- Flowroute SIP only carrier offering wholesale VoIP solutions. SMS messaging platform and developer API integration. Supports G.729 audio codec. Guides available for interconnection.
- 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.
- 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.
- 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.
- 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.
- 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.
- DIDforSale Wholesale SIP trunking provider offering low-cost DID origination and termination. Site offers multiple interconnection guides for most popular PBX systems.
- SIP.us SIP trunk provider offering quick SIP trunk configuration and flexible billing platform. Custom module available for easy integration for FreePBX.
- Xinix World B2B and B2C services for SIP Trunking, DID, Hosted PBX, and additional VoIP services.
- VoIPAccess B2C oriented Voice over IP (VoIP) provider. Flat rate internet phone service, online account management and VoIP tools available.
- AltoTelecom UK Based SIP service provider serving businesses and call centers & offering unlimited concurrent call paths. Free US-based virtual phone number with every account.