Your service telephone number can be attached to our Reachability 24/7 service. Calls made to this number are directly forwarded to our customer service center. Opening service numbers happens quickly because we manage the numbering space for these numbers ourselves.
The telephone number can be 010-, 020-, 030- or 09-xxxxxx. In addition, we offer 0600 service numbers at a variety of tariffs.
For further information, please contact us: