Deregister from a text message service or set up call barring free of charge to block special numbers on your mobile or fixed line.
To deregister from a text message service, simply text STOP (in capital letters) to the service provider's mobile number or the contact number included in the list of third-party services.
You get no answer or you still receive these text messages after a few days? In that case, contact our customer service. We will be happy to help you to have the service provider cancel the text message service.
If you have a Pay&Go card, you will need to contact our customer service to have pay-for calls blocked.
If you have a mobile or fixed line subscription, you can set up free calling restriction online:
Do you also want to block other calls, e.g. international calls? Activate a paying calling restriction option on your mobile or on your fixed line.
You can also block your mobile and SIM card, e.g. in case of loss or theft.