A randomized listing with companies, products or services using Kamailio®. You are welcome to add new entries via submission form (click here).
One of the largest IP telephony providers in Germany.
Second biggest telephony operator in Germany.
Enswitch is a full-featured multi-tenant softswitch for commercial telephony services such as hosted PBX, residential ITSP, SIP trunking, calling cards and more. It scales to tens of thousands of concurrent calls and hundreds of thousands of users on a full redundant cluster. It includes extensive hosted PBX features, prepaid and postpaid billing, invoicing, a web interface for system administrators, resellers, and customers, and a complete JSON API. It’s in production with carriers around the world, from single machine systems running tens of users to systems with several hundred thousand users. It’s also used by enterprises as a corporate PBX where high scalability and redundancy are required, especially across multiple sites.
IP telephony operator in Spain.
US Based VoIP Phone Service Provider focused on Small Business and Enterprise Market, offering SIP trunking services along with hosted PBX solutions.
Free SIP service since early 2000 with option to host personal domain.
Free SIP service with iNum and UK inbound numbers.
Large VoIP?telephony provider in Norway and couple of other European countries.
Commercial Kamailio support, consultancy, and hosting.
Open communications research and prototyping.
Smile provides 4G LTE mobile broadband services.
Thirdlane Cloud PBX
Cloud PBX platform.
Elastix – MT
Open source Linux distribution focused on VoIP and unified communications.
Open source platform targeting IP telephony operators, embedding Kamailio, SEMS and Asterisk, packaged with billing system, web interfaces for administrators and subscribers.
IP telephony operator and MVNO in Germany.
Spanish telephony provider focused on enterprise market, offering SIP trunking services along with hosted PBX’s
World wide DID market place.
Consultancy, development and trainings for Kamailio, Kazoo and FreeSwitch projects.
A mobile communications service – voice, chat, sharing, …
SBC products and SIP consultancy services.
modulus VoIP Services
IP Telephony operator based in Athens, Greece.
Global MVNO and VoIP service, one SIM with multiple telephone numbers from different countries.
Free SIP and WebRTC service – voice, video, instant messaging and presence.
Kamailio lies at the call processing core of CSRP, a high-performance SIP call routing, accounting, rating and LCR solution for SIP trunking providers, hosted PBX…
Spanish telephony and unified communications provider.
Core Network Dynamics
Solutions to access, control and services for mobile networks – EPC, IMS.
PRIVISIP is a free (as in beer) TLS/SIP service for your endpoint, pbx, or other sip device. Powered by Kamailio.
Telecom services and systems.
KAZOO is an open-source, highly scalable software platform designed to provide carrier-grade VoIP switch functions and features. Developers, system administrators, and telecom engineers can build flexible, reliable telecom services using the extensive KAZOO APIs.
Real time communications solutions and services.
Open IMS Core
Open source IMS core prototype implementation.
Internet phone service tailored for small businesses and start-ups, also having full REST API for integration with other services.
SIP and Kamailio consultancy, trainings, support and development.
We offer best VoIP telephony solution to customer by using Kamailio.
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