Microsoft Teams

Discover enterprise cloud telephony for

Microsoft Teams


Microsoft Teams, powered by our core calling technologies, allows your team to call extensions and external phone numbers all from within the app. This powerful duo equips Microsoft Teams with the full feature set of a complete PBX phone system.

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User PSTN Connectivity & Toll Number Support

Take communication on Teams to a whole new level with true cloud calling capabilities.

Extension Dialing
(Teams and Non-Teams User)

Get connected, quickly. Your teammates are just a few clicks away with extension dialing.

Call Center Optimized

Give your call center the calling tools it needs to stay on top of their game and increase quality of service.

Analog Device Support

Integrate with your lobby and wall phones, security solutions, and more!

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MS Team Call

Limitless possibilities for the modern workforce

Take your team communications to the next level with features you’d expect on high-end enterprise phone solutions, built right into Teams.

Call Performance

End-to end QoS from Microsoft Cloud to Cloudpbx4U ensuring the highest quality of service.

Full Service

We offers a wide range of advanced telephony services from AI to WebRTC.


We handle all regulatory compliance so you don’t have to.


Certified Microsoft Technicians available 8x5x261

Simplified Onboarding

Fully automated solution to quickly get your users on Teams Calling.


Service from 5 to 10,000 users.

Microsoft Teams Package


– If your company is using Microsoft 365 Enterprise E5 subscription, then you do not require an additional license from Microsoft Phone System license.

– If your company is using Microsoft Office 365 E3 Plan or other packages from Microsoft, then you need to subscribe to a Microsoft Phone System license.