The world's easiest way to give Microsoft Teams a voice
Call2Teams connects any business phone system or SIP Trunk provider to Microsoft Teams
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Quick and simple deployment
One-click deployment, no additional hardware, no need for specialist skills 
No disruption or risk
Works with any phone system, PBX or SIP Trunk provider, no need to change numbers, phone system, PBX, SIP Trunk provider or carrier 
Flexible user management
Per user, per month subscription provisioning and billing with user-by-user rollout 
A truly global platform
Operating in Microsoft’s Azure cloud and served from super-clusters in four continents delivering an enterprise-grade service 
Call2Teams is channel-only
Driving your business forward
UCaaS service providers
OEM or private label within an existing proposition for accelerated go-to-market
Partner with usVoice distributors & value added resellers
Generate monthly recurring revenues with a solution that’s easy to provision, configure and support
Partner with usIT distributors & resellers, MSPs, systems integrators
Cloud-native, enterprise-grade solution that takes the pain out of voice-enabling Microsoft Teams
Partner with usBusinesses
Discover our partners, from large organisations to small local service providers, to the do-it-yourself options via Microsoft’s Appsource.
Find a partner
Learn about
What's new
Microsoft Teams Direct Routing – the UCaaS opportunity
The popularity of Microsoft Teams has driven interest in Teams Direct Routing. Direct Routing is a cost-effective way for organizations to bring calling, via their existing PSTN, to Microsoft Teams.
A few of our 250+ partners
