Please read this

https://hilfe.o2online.de/o2%2Dmobilfunk%2Dvertrag%2Dtarife%2D15/to%2Ddo%2Dliste%2Dfuer%2Dgehackte%2Daccounts%2Dwas%2Dkann%2Dich%2Dtun%2D609969

Hello,
thank you for contacting us with your request. It's good that you've already been to the police and filed a complaint. We have summarised all the information in this article Sicherheit im Internet - Account gehackt?. Please check there again to see if you have already taken all the necessary steps. It is important that you change your password for My o2. You should also have your personal customer number changed. You can do this via this link. Persönliche Kundenkennzahl We have a form Formular Identitätsmissbrauch for identity fraud which you should submit to the police together with a copy of the report. In this way, everything else can be initiated from our side. You can easily submit the documents via our contact form. As soon as the documents are available, our colleagues will check everything and get everything underway.
Best regards Bianca

Hello ​@51Ozak,

that is quite a shock when having iPhones ordered in your name.

Could you follow the steps recommended by jsc and o2_Bianca and receive support from us?

Best Regards,

Gerrit