SIP Service Providers and Carriers
- 8x8
- Small business cloud VoIP provider
- bandwidth.com
- VoIP services
- BlueFace
- Operates mainly in Ireland but also in the UK; selling VoIP services (mainly SIP, and IAX on demand) for residential and small business.
- Brama Telecom
- consumer VoIP services (Canada)
- BroadConnect
- Hosted PBX, SIP trunking, hosted call center, Microsoft Lync
- Broadview Networks
- Hosted phone system
- Broadvoice
- Residential service, including "bring your own device" (BYOD)
- Broadvox
- provides SIP services to carriers and businesses
- DeltaThree: IConnectHere
- global Internet phone service (consumer)
- eStara
- click-to-chat
- EtherSpeak
- "We are a national SIP Provider for businesses and the telecommunications industry. We provide SIP Trunking for major Unified communication platforms such as ShoreTel, Microsoft Lync, Zultys and the Open Source Asterisk."
- Free IP Call
- IP-only calls
- GetVoIP
- List of SIP trunking providers
- Ipsofactum
- located in Colombia
- Level 3
- Wholesale VoIP
- Lingo
- retail
- Nextiva
- Business VoIP; hosted VoIP and SIP trunking
- nexVortex
- "Next generation telecommunications service provider. We focus on the needs of small and medium sized businesses."
- OnSIP
- "OnSIP is a SIP service for businesses. Users can sign up for a free account and get SIP domain hosting for free, unlimited free SIP addresses and users, and free calling to and from any SIP address. Users can add services such as inbound and outbound calling to and from the PSTN. PBX features such as voicemail, attendant menus, groups, are offered on a pay as you go basis."
- Panterra
- Cloud PBX and unified communication tools
- Parus Interactive
- "SIP ASP. Webley Systems is a leading provider of SIP-based, speech-enabled Unified Communications and innovative messaging services. Webley also offers standalone, SIP-based voice mail and conferencing services."
- PTGi/Primus
- wholesale
- ShoreTel Sky
- hosted VoIP and unified communications
- Skyetel
- "Skyetel provides SIP trunking solutions to help businesses communicate with their teams and customers. We are a green company staying carbon neutral through the power of renewable energy."
- sipgate
- Germany
- SIPRoutes
- "SIPRoutes.com is a cloud based Least Cost Routing platform designed to take full advantage of SIP Termination."
- SipTelecom
- SIP-based telecom company supplying hosted iPBX services
- Sonera Puhekaista
- soft-phone
- Telesystem
- national service provider offering VoIP and SIP trunking for enterprises
- Teltel
- soft-phone (no PSTN interconnect)
- TFSG: Toll Free SIP gateway
- Toll free SIP gateway for toll free termination (outbound). Pays customers for the minutes sent.
- VIVE Communications
- SIP trunking, SIP cloud-based solutions
- VoIP User
- Obtain your free UK local-rate telephone number which can be forwarded to any landline in a number of countries in the World, or your SIP software or hardware phone.
- Voz Telecom
- SIP-based services, using SIP servlets
- TollFree Forwarding
- "TollFreeForwarding.com offers the best service and prices available on a SIP PBX. Our website allows you to pick your own number, have it activated within 3 minutes, and manage your call forwarding and other smart features online. Best of all, there are no contracts, and you can cancel anytime."
- UtterU
- App, web and international dial-around provider
- Voicepulse
- Consumer VoIP
- VoIPElectroWorld
- VoIP wholesale provider (origination, termination)
- VoEx
- "VoEx offers an open, standards-based suite of products and services, providing businesses with the tools to direct, control and manage the flow of calls and data in their contact centers and essential telephony systems."
- VoIP Invite
- "With experience nearing a decade in handling multiple 100s of calls per second per client and processing 100s of millions of calls per day, VoIPInvite is the carrier of choice for many large enterprises with high call volume SIP termination requirements. VoIPInvite's solid foundation, financial strength and excellent track record enable us to retain and continuously enhance long term partnerships, enabling us to be best suited to offer customized configuration and pricing models for our clients' varying wholesale SIP Trunk application requirements."
- Vonage
- Residential VoIP
- Voice Commerce
- Personal and business services
Other lists
- Survey (2008)
- VoIPReview
- VoIP comparison tool (for business VoIP providers)
Last updated by Henning Schulzrinne