Do you own a platform or your own infrastructure and looking for wholesale interconnect services?

At Gamma we operate a division that specialises in providing wholesale voice, data and mobile services. This includes origination, termination, number hosting and porting – all delivered via our state of the art core fixed and mobile networks, and backed up by expert support with a market leading portal. That’s why we are the partner of choice for many of the UK’s leading VoIP service providers and international carriers.

And as the UK’s largest SIP trunk provider with over a decade of experience, you can rest assured your business is in safe hands.

Learn more about how our voice, data and mobile products can help you achieve your comms goals by contacting Gamma or one of our specialist partners.

Awards and accreditations

Featured products.

Brands that trust Gamma.

I can highly recommend Gamma as a very good, trustworthy, reliable partner in a quite turbulent market. Gamma do what they say, when they say and provide a service that works well. I would seriously recommend Gamma as a potential partner.

Simon Burckhardt
UK Managing Director, Vonage