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T-Mobile D1: Mailbox switched off - how it works

  • Nov 13, 2025
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Do you use a mobile radio contract with the Telekom, you can turn off your T-Mobile Voicemail via a GSM Code. We will show you what options there are.

Telecom: Voicemail T-Mobile GSM-Codes off

Regardless of the type of device, you can turn off the call forwarding to the Mailbox via GSM Codes. Simply enter the following string in your phone keyboard and call the Code then.
  • ##002# (To turn Off all call diverts to the Mailbox)
  • ##62# (Non-Access)
  • ##67# (Busy)
  • ##61# (In Case Of Non-Receipt)
T-Mobile: Mailbox shutdown

Telecom: Enabling call forwarding to a Mailbox

To Turn on the Telekom-Mailbox:
  • **62*3311# (call forwarding in the case of Non-accessibility to the telephone number 3311)
  • **67*3311# (call forward on Busy to the telephone number 3311)
  • **61*3311**25# (call divert in case of non-receipt to the telephone number 3311 after 25 seconds)
If you enter instead of the 3311 has a different number, the call forwarding to the desired phone number.

Tip: Cheap Top-Smartphones and mobile phone tariffs

  • So that you can enjoy the fast the D1 network properly, you'll need the contract. Here it goes to the CHIP comparison computer the best mobile phone tariffs.
  • In addition, you will find in our always current mobile phone-best list of the best Smartphones at the best price.
Top mobile phones in the Test
In the next practical tip we show you how you can directly use the Mailbox number to call.

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