Question

suppress landline number - this is how it works

Answer 1

Temporarily suppress landline number
Permanently suppress phone number in the fixed network

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You don't want your own phone number to be visible every time you call. We'll show you how to suppress your landline number..

Image: <span> Aripai Leangphet / Shutterstock.com </span>

You don't want your call partner to see your phone number directly on his display? Then you can also make anonymous calls using your landline phone. In the following we explain how you can temporarily or even permanently suppress your landline number.

• Temporarily suppress landline number
• Permanently suppress landline number

Temporarily suppress landline number

Call number suppression works differently depending on where you are. We have put together the instructions for the most common providers for you.

• Telecom
• Vodafone
• 1 & 1, O2

Telecom:

1. Enter the * 31 # .
2. Then enter the desired destination number for which you want to suppress your own number.
3. Now press the handset button to start the call.
4. The person called will not see your landline number - you will be shown as "Anonymous".
5. If you would like to call another number anonymously, repeat entering * 31 # .

Vodafone:

1. Dial * 67 * destination number on your phone to make a withheld number.
2. Do you have a HomeBox from Vodafone? Then dial # * 67 * destination number to withhold your telephone number once.

1 & 1, O2:

1. Enter * 31 * destination number .
2. Then press the handset button to make the call.
3. You will now be shown to the called person as "Anonymous".

Permanently suppress phone number in the fixed network

If you would like to permanently deactivate the display of your phone number, you have to make settings in the customer portal of the respective provider, e.g. for Vodafone , Telekom or O2 . After that, your telephone number will be permanently displayed as " anonymous "..

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