Business Voice

Make the call

The era of intelligent communications is here. Microsoft Cloud Voice and Calling is a complete, integrated work-and-call solution. Call, collaborate and meet from your phone, laptop and Office 365 apps.

The complete business voice solution in the cloud.
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Start using Microsoft Teams for free today

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Telstra Calling for Office 365

 Telstra is Microsoft’s preferred calling provider for Office 365 in Australia. 

 Telstra Calling for Office 365 gives your organisation the best of Microsoft’s cloud collaboration tools and Telstra’s voice, network and services expertise. 
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Products and services in this solution

Our best ideas are created when we’re connected

Australia, it’s time to transform the humble phone call with Cloud Voice and Calling. Scale easily, spark creativity and collaboration between teams, reduce IT complexity and get the most out of your Office 365 licensing.

Boost value and streamline infrastructure

Say goodbye to complexity. Integrated with Office 365 licensing, Microsoft Cloud Voice and Calling is hosted completely in the cloud, eliminating the costs and complexity of on-premise, legacy systems.
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Accelerate agility

Access flexible tools to meet the constantly evolving needs of your workforce. 

Microsoft Cloud Voice and Calling instantly connects teams through chat, calls and virtual meetings to spark creativity and bring collaboration to life. 

Meet the future head-on

Growing fast? Moving office? Scale with ease and confidence via Microsoft’s cloud infrastructure. 

Spend more time on what matters to your workforce, and less time managing legacy infrastructure, version releases and end-of-life hardware migrations. Get started with your first call in minutes, with no time-consuming installation and set-up of hardware. 
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Integrated with Office 365

Move from separate tools to one hub for teamwork. 

Microsoft Cloud Voice and Calling integrates with Office 365 apps, including Microsoft Teams and Skype for Business. Empower your teams to manage conversations, share files and collaborate on projects in one team workspace. 

Ready to use Office 365 as your complete, modern phone system?

Microsoft business voice solutions

Skype for Business

Skype for Business is a communications platform offering enterprise voice features integrated with IM, online meetings, and videoconferencing.

Office 365 Phone System

Office 365 Phone System is a cloud PBX solution that lets you make, receive, and transfer calls in Microsoft Teams to deploy voice systems completely in the cloud. 

Calling Plans

 A Calling Plan is a PSTN calling service that integrates with Office 365 Phone System to place local, long distance, and international calls. 

Articles about business voice

Unified communications 101: What new businesses need to know

Save time and money using better communication software

"With Office 365, we are revolutionizing the way we think about collaboration. The ease of communication through these shared capabilities makes it less about where you’re located and more about the conversation."

-Beth Codner, Head of Global People, The Kraft Heinz Company


See more from Office 365

The Ultimate Meeting Guide

Unblocking workplace collaboration

Office 365 is designed to help you achieve more

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Get more done

Get the Office apps with built-in AI and online file storage and sharing.

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Work better together

Better teamwork, better tools, so you can work from anywhere.

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Safeguard your data

Help protect your company against external threats and leaks with built-in privacy and compliance tools.

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Simplified for you

Easily setup and manage users, devices and data, giving you more time to focus on your business.

Get it now

Get the essential productivity tools that just keep getting better with an Office 365 subscription. 

Call us

Speak with a sales agent to learn more. Available M-F 8:00 a.m. to 8:00 p.m. AEST

1 800-234085

Chat with us

Our sales agents are available to answer your questions. Available M-F 8:00 a.m. to 8:00 p.m. AEST
Availability of Audio Conferencing and Calling plans varies by country/region.  See countries and regions that are supported for more information.