Fritzbox: block phone number - how to do it

If you block a phone number via Fritzbox, a specific number or a whole group of numbers will no longer be able to call your phone line. Alternatively, you block outgoing numbers, which can then no longer be dialed from your phone.

How to block the phone number of your Fritzbox

Both incoming and incoming calls can be easily prevented with the Fritzbox. So high phone bills or annoying calls simply stay away.To block phone numbers with the Fritzbox, you only need to access the user interface of your Fritzbox. To do this, you need the username and password that gives you access to the router. In the interface, you make the necessary settings to the telephony.

Block phone numbers via the Fritzbox user interface

Go to a PC or laptop that is connected to the Fritzbox and proceed as follows:

1. Open your browser and enter "fritz.box" in the address bar.
2. Log in with your access data. Select "Telephony" from the menu in the left margin and then "Call barring".
3. Then click on "New call barring". Nun können Sie wählen, ob die Sperre eingehende oder ausgehende Rufnummern betreffen soll.
4. Dann können Sie entweder im Feld eine konkrete Rufnummer eingeben oder bestimmte Gruppen von Anrufen sperren wie etwa Auslands- oder Sonderrufnummern. Bestätigen Sie Ihre Auswahl mit „OK“.