Microsoft 365
Business Voice

Built for small and medium businesses. A modern cloud-based telephony solution that integrates into Office 365. It gives you calling together with chat and meetings in a single app, Microsoft Teams.

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What's included:

phone system

Solve more customer challenges.

Built-in audio conferencing

Add flexibility to your meetings with a dial-in number, integrated into every online meeting.

Calling plan

Get new phone numbers or migrate existing ones. Make and receive PSTN calls to any number.

Calling, chat,
and meetings
in a single app

Simplify your communications by unifying calling with chat and meetings in Microsoft Teams. Your contacts and calendar are connected across Teams and Outlook. And take collaboration to the next level by using Word, Excel, and PowerPoint within calls and meetings.

Call from anywhere,
on any device

Stay connected with a single phone number across your computer, mobile device, and desk phone. Get a consistent experience across devices with the Microsoft Teams app and Teams devices. Make calls and join meetings with one-click.

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Delivered from Microsoft’s trusted cloud

Keep your business secure and running smoothly with an enterprise-grade phone system. Microsoft’s cloud provides built-in redundancy and load balancing with a 99.9% uptime guarantee. Plus you get cloud-powered AI with voicemail transcription, inline chat translation, and real-time captioning in meetings.

Simplified setup, billing, and management

Save time and money with a single provider for all your communications. Easily manage your phone system from the familiar Office 365 admin console, adding phone numbers in minutes. Enjoy a cloud-based phone system without the hassle and costs of maintaining a PBX.

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Add Microsoft Teams Phone to
your Microsoft 365 plan today

Small and medium-sized business (fewer than 300 users)

Microsoft 365 Business Voice
$18.75 user/month
Plus applicable tax
(annual subscription–auto renews)
Or $25.00 user/month
Plus applicable tax
(annual subscription–auto renews)
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Microsoft 365 Business Voice includes:
  • Cloud-based phone system with advanced features including call transfer, multilevel auto attendants, and call queues.
  • A domestic calling plan1 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.
  • Around-the-clock customer support seven days a week, backed by Microsoft.

Business Voice requires a Microsoft 365 subscription that includes Microsoft Teams.3 It’s an add-on subscription for up to 300 users and can’t be used on its own.

Enterprise (300 or more users)

365 E5
$73.00 user/month
Plus applicable tax
(annual subscription–auto renews)
Or $86.30 user/month
Plus applicable tax
(annual subscription–auto renews)
Contact Sales
Microsoft 365 E5 includes:
  • Phone system: Enable PBX capabilities such as call control in the cloud with Microsoft Teams.
  • Audio conferencing: Conduct or call into meetings from your phone. Allows up to 300 phone attendees.
  • Windows 10 Enterprise, Microsoft 365 Apps for Enterprise, Office mobile apps, Office for the web, Outlook, Exchange, and more.

Microsoft 365 E5 is our premium purchasing option that includes best-in-class productivity apps and advanced security, compliance, and analytical capabilities for your enterprise. Current E1 and E3 customers can upgrade to E5 for a reduced price. Contact your Microsoft sales representative for details.

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Work with our experts.

Tell us about your business, then meet with our
professionals to ask questions, get advice.

Call for Sales.


Or we'll call you.

Existing customers, sign in to your business account or explore other support options.

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