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Why choose us?

Worldwide coverage
Have the world at your fingertips. More than 145 countries available....

You’re in control
Be in full control and serve your customers 24/7....

Management Dashboard
Full management information, monitoring capabilities and reporting on realtime data....

Boost Revenues
Highly innovative platform, built on compliance guarantees and antifraud capabilities to support...
Our latest news
On May 6-9, TelServ is attending the ITW’18 in Chicago, USA
find out moreTelServ Coverage Update
At TelServ we want to keep you well informed with the latest news on…
find out moreThank you
Back in the office, preparing the propositions for our services, we want to thank…
find out moreSeasons Greetings
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Our partners
NumbersOnline is created especially for carriers and resellers in the telecom market. We don’t facilitate end-users. Why? Because we are convinced that you – as a carrier or reseller – have the experience and expertise needed to service this group of clients. And last but not least, we don't want to compete with you.
Our Clients

We don’t talk about our clients, their turnovers or their volumes.