Mobilfunk and Internet (mobile phone and internet)

What to check before signing a contract, how to change provider, cancel a contract and what to do if there is a problem. Based on the rules of the Bundesnetzagentur.

Step 1 · situation

Answer the questions

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Only questions here. After you answer, press "Get my route" — the result and links to official actions will open.

1What do you need?

Sign a mobile phone or internet contractChange provider or move the service to a new addressCancel a contract or check its termA problem: speed, a connection fault, a change of terms

Your answers stay only on this device. Personal documents and health information are not requested.

The information helps you find the official procedure. In a life-threatening medical situation, call 112. The data was checked against the official pages listed; the conditions are as stated on those pages.