Microsoft Teams

Eliminate phone service costs with Teams voice calling

Learn about calling in Microsoft Teams

Office 365 Business Voice is a modern cloud-based telephony solution in Microsoft Teams. Together they deliver an all-in-one communication solution bringing together calling, chat, and meetings into a single application. Stop paying for phone service costs as Teams voice calling feature gives you a phone number. 


Enterprise cloud calling

Give people the calling features they need to get business done. Get consultative transfers, music on hold, call park, and cloud voicemail in Teams.

Collaborative calling experiences

Deliver great collaborative experiences as part of Phone System in Microsoft Teams with features such as group call pickup, delegation, and shared line appearance.

Customer support experiences

Help ensure every customer is answered and routed to the right queue with cloud auto attendants and call queues in Phone System.

Global administrative experiences

Administer and monitor your calling in Microsoft 365 with the Teams admin center and call quality dashboard. Save time for your IT professionals with a centralized experience.

Learn about calling in Teams

Gartner report

The Gartner Unified Communications as a Service (UCaaS) Magic Quadrant has Teams at the top in UCaaS.

Forrester report

The Wave UCaaS report from Forrester chose Microsoft Teams as a leader in UCaaS.

Total Economic Impact report

Forrester voice research shows Microsoft Teams improved employee and company performance.

How to make and receive phone calls in Microsoft Teams

Mix and match Direct Routing and Calling Plans. Choose what works for the needs of your business. Add them for each country to provide people with worldwide calling.

Use Microsoft Direct Routing

Enable people to use existing phone numbers with Direct Routing in Teams Phone System for a complete calling experience that includes dial tone.

Let your telco connect to Teams

Connect existing telecom providers and numbers to Teams virtually anywhere for full-feature calling.

Keep your phone numbers

Get the rich Teams calling experience using existing phone numbers without porting them.

Stay flexible

Handle complex global calling requirements of large multinational organizations with Direct Routing.

Deliver reliability with certification

Ensure reliability for your cloud-calling deployment. Microsoft certifies a highly select group of Session Border Controller partners.

Microsoft Calling Plans

Easily add Calling Plans to Teams to enable more people to make and receive calls. They conveniently come in different sizes depending upon the number of minutes needed.

Let Microsoft be your provider

Buy calling plans for supported countries and assign to people in the Microsoft 365 Teams admin portal.

Port your phone numbers

Experience our flexibility as a provider. Port existing numbers, request new numbers, or mix and match.

Deploy in the cloud

Enable a fast, 100% cloud deployment with Microsoft as your sole provider.

Simplify administration in the cloud

Administer Calling Plans from around the world and provide easy management and support from your IT pros.

Add Business Voice to your Office 365 plan today

Office 365 Business Voice new price $20.00 user/month

Office 365 Business Voice includes:

  • Cloud-based phone system with advanced features including call transfer, multi-level auto attendants, and call queues.
  • Includes a domestic calling plan with 3,000 minutes2 per user, per month within the US and Canada.
  • Dial-in audio conferencing for up to 250 people per meeting.
  • Call from anywhere, on any device through the Microsoft Teams app on desktop, mobile, web, and desk phones.
  • 24×7 customer support, backed by Microsoft.

Business Voice requires an Office 365 subscription that includes Microsoft Teams3. It is an add-on subscription for up to 300 users, that cannot be used standalone. Price includes required communication taxes and fees1 until June 30th, 2021.


What People Are Saying

“The flexibility that Microsoft 365 Business Voice brings to remote working has been a game changer. From collaboration to the connectivity offered across multiple devices, every little detail makes the whole experience so much better.”

Andy Doyle

Head of IT Services, Boston Limited Co.

Gartner named Microsoft a leader in the Unified Communications as a Service (UCaaS) and Meetings Magic Quadrants in 2019.


Learn more


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