Toll free numbers and other non-Geographic numbers make your business more accessible across diverse markets and workforce. With Colt you can collect calls from 23 countries in 3 continents. Then, with a single web interface, you can deliver them anywhere in the world.

You choose the best tariff for your customers; toll free, IN Geo, shared cost or premium rate.

Cost Effective & Flexible

By using Colt as your single service provider across all countries, you’ll simplify billing and reduce administrative overheads for all your calls.

We give a range of choices from routing to service packages and tariffs. You get to decide the best options for your business and your customers.


No matter how spread out your organisation is, you can have a simple point of control to manage all call traffic. And deliver them anywhere in the world.

We give you a suite of tools and automated reports to give you a complete view and control of how your telephone numbers are performing.

Through a single web interface, and easy to use online portal, you can make or schedule any changes based on your needs. Our global voice network helps you maintain a presence in markets even where you don’t have offices or staff working.


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Meet Madeleine, Senior Account Executive

“Be it for network infrastructure or interaction between people: Connectivity Matters! At Colt, we have the opportunity to “connect” with colleagues and customer contacts around the world on a daily basis which is really enriching. I love being part of a truly Global team.”

Careers at Colt
Colt really cares about our business and always helps us to explore solutions to new challenges. Jouk Lier
CEO, BLU Networks