Alice/O2: please contact customer service
- You can reach the O2 from all German mobile radio networks under the 017688855222. From the German fixed network call the 089787979400. The customer service is available 24 hours a day.
- You can also start a Chat with the customer representatives. The works on this page.
- The contact information of O2, the following: Telefónica Germany GmbH & co.OHG, Georg-Brauchle-Ring 23-25, 80992 Munich.
- If you have any problems to specific areas, you can make your Problem maybe on the contact page to narrow down.
- Ingenious Tricks: So just to bypass the annoying Hotline waiting loop

Customer center: Alice is o2
If you have your O2 SIM card lock want to, then you can proceed as follows.
