Stay connected with voice and video calling using Teams Phone.

Microsoft 365 Business Voice is a cloud-based phone system built for productivity. It integrates into Microsoft 365 for an all-in-one communication solution that brings together calling, meetings, and messaging into a single application on your computer, tablet, mobile device, or desk phone.

All-in-one communication

Transform how work gets done by unifying calling, chat, meetings, calendar, and email

Easy and intelligent calling

Communicate with more flexibility, ease, and intelligence so you can stay connected

Delivered from the cloud

Work confidently with a reliable and secure cloud-based solution

Bring Microsoft Teams to life.

Calling in the flow of work

Work smarter with an all-in-one app that brings together calling, chat, meetings, and collaboration.

Call from anywhere, on any device.

Get a consistent experience across devices with the Microsoft Teams app and Teams devices.

Make the most of your business voice and video calls

Take a quick look at some of the features and benefits of an all-in-one app that enables rich, reliable, and secure calling.

FAQs

What is Microsoft 365 Business Voice?

Microsoft 365 Business Voice is a cloud-based phone system built for small and medium-sized businesses. It enables users to make, receive, and transfer calls to and from landlines and mobile phones on the public switched telephone network (PSTN) in Microsoft Teams.

Who is Microsoft 365 Business Voice intended for?

Microsoft 365 Business Voice is designed for small and medium businesses using Microsoft 365 that are seeking a modern phone system. It enables users to make, receive, and transfer calls to and from landlines and mobile phones on the public switched telephone network (PSTN) in Microsoft Teams.

What's included in Microsoft 365 Business Voice?

Business Voice includes a phone system, a domestic calling plan, and audio conferencing. Alternatively, Business Voice without calling plan includes a phone system and audio conferencing, which allows a customer to purchase dial tone from a third-party provider.

You can see everything that’s included with Business Voice by visiting Microsoft 365 Business Voice service description.

What phones are supported?

Microsoft 365 Business Voice is experienced through the Microsoft Teams apps. Devices certified for Teams provide a seamless Teams experience on desk phones, conference phones, and meeting room systems.

Can I use my existing phone numbers?

Yes, you can transfer your phone numbers from your current service provider.

Can I bring my own calling plan?

Yes, customers can work with their Microsoft partner to bring their own calling plan. A configuration called Direct Routing allows customers to connect voice trunks directly from their network to Microsoft Teams or interconnect 3rd party telephony entities such as call centers or analog devices.

Can I use extension dialing with Business Voice?

Yes, you can transfer your phone numbers from your current service provider.

Is Microsoft 365 Business Voice available as a standalone product?

No. At this time customers must be on an eligible Microsoft 365 subscription to add-on Business Voice.

Want to learn more about Teams Voice?