Streamline communications with enterprise grade calling and collaboration with Microsoft Teams

Frontier Direct Calling

What is Direct Calling?

Simple. Scalable. Redundant.

Direct Calling integrates with your existing Microsoft Teams subscription to enable voice calling and collaboration on one platform.


Use collaboration tools to extend your team’s environment for calling, chatting and file sharing with customers and vendors outside of your organization.

Collaborate with ease

Work with colleagues and customers on any device with a single number.

Get a business-grade cloud voice solution

Hassle-free voice service that integrates smoothly into your business.

Add to your existing MS Teams for internal and external direct calling

Replaces or works alongside PBX

Simple pricing for easy budgeting

Scale up or down as your business needs change

Frontier Direct Calling and Dedicated Internet Access

Bundle Direct Calling with Dedicated Internet Access for a reliable voice and data solution and get the technical expertise you need in today’s digital world.

Get in touch

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Grow with us

Evolve, grow and make strides toward your strategic goals with an expert guide at your side.

Dedicated Internet Access

Get 99.99% availability and flexible speeds up to 100 Gbps* over our resilient Ethernet backbone.
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SIP Trunking

Upgrade your legacy PBX with SIP calling and a private SIP VoIP connection.
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