Do you need to contact O2 because you have a problem or a question? We have listed all possible ways to O2 customer service for you..
There are various reasons to contact the free O2 customer service. If you have any problems or questions, you can either call customer service directly or look for suggested solutions online in the O2 service area. We'll show you the easiest way to contact O2:
Many customers still prefer the classic way of contacting them by phone . Here O2 differentiates between different customer categories.
O2 customer hotline for contract customers
O2 customer hotline for prepaid customers
O2 customer hotline: special hotlines
Important: Calling the customer hotline is free for premium customers. In addition, you do not have to pay anything for questions about orders, contract termination, SIM card activation or the fault hotline..