Save 77% on Teams user provisioning costs
Automatic provisioning for Microsoft Teams

Your self-service platform to connect any carrier or phone system to Microsoft Teams.

We put number management, policy management, and PSTN connections into a single portal.

Integrate Microsoft Teams Phone with any platform

Connect your carriers, cloud unified communications, contact center and your PBX users together in one place.

Bring Your Own SBC

Connect your on-premises telephony to Teams

Never Miss a Call

Automatic failover when your phone system is offline 

Native Calling Plans

Use Callroute if you don't have your own

Per Number Routing

Make a routing decision on a per number basis

Connect All Your PBXs

A single place for all your telephony admin

Save Time on Provisioning

Automated number provisioning for Microsoft Teams users

Bring Your Own Carrier

Keep your existing numbers while connecting PBXs

Deploy in Minutes

Make calls in minutes with our automated one-click deployment

Callroute for Microsoft Teams

Connect your voice services to Microsoft Teams within minutes with our one-click integration. No infrastructure or deep technical skills required.

Automatically assign Direct Routing, Microsoft Calling Plans, or Operator Connect phone numbers to users based on provisioning rules.

"Callroute has enabled us to significantly accelerate the deployment of Microsoft Teams telephony projects and simplify user migration from traditional telephony environments. Partnering with Callroute has enabled us to really differentiate our offering in the market."
David Smith
David Smith - Dynamic Networks Group

Connect your phone platforms to Microsoft Teams

Connect your existing PBX, Intercom, Analog, or DECT phone system to Callroute and integrate them with Microsoft Teams and your carrier.

Move users between your phone systems and keep their original number.

Benefits of Callroute

Callroute delivers PSTN integration with UCaaS, CCaaS, and on-premises telephony equipment. Our unique technology automates deployment via a self-serve portal, meaning you are making calls in just a few minutes.

Your self-service platform to connect any carrier, in any country to Microsoft Teams. We put number management, policy management, and PSTN connections into a single portal.
Microsoft Calling Plans
Operator Connect
Turnkey voice connectivity with Teams
Calling plans
Pay as you go calling
Voice grade network connectivity
Bring your own numbers
Buy DDI numbers
Global resilience & high availability (99.99%)
CDR Reporting
Number management
Shared number calling
Global coverage

Limited Availability

Use your existing carrier

If listed as an Operator

Integrate with your contact center
Integrate with your other voice platforms
Connect on-premises PSTN services
Secondary destination failover
Extension diallng
Multiple private lines

limited to 1

Call recording

via 3rd party

via 3rd party

Connect analog phones
Automated user provisioning of phone numbers
Orto for Microsoft Teams automated provisioning
Simple, easy to use administration portal

Our Customers

dexcom logo
fortive logo
Lavazza Logo
banco do brasil logo
clinigen logo
Rushmoor Borough Council logo
oasis community learning logo
bronafon logo
Convention Centre Dublin logo
Marylebone Cricket Club logo
"Coolwave delivers 2 Way Voice services across 72 countries. Partnering with Callroute has enabled us to quicky extend our service offering to integrate with Microsoft Teams, Webex Calling and SIP based telephones without the need for any additional infrastructure or specialist services. With our Cool Operator platform we can collectively provide unique call packages specifically tailored to the customers business requirements."
Ronan Higgins - Coolwave Communications


Your self-service platform to connect any carrier, in any country to Microsoft Teams. We put number management, policy management, and PSTN connections into a single portal.

Automate your Teams Management with

Intermittent Microsoft Teams calling issues reported globally. This issue appears to be affecting all Microsoft customers worldwide. Microsoft are currently investigating the issue. All Callroute systems are fully operational. More information will be provided as soon as possible.