Mein o2
by Telefónica Germany GmbH & Co. OHG Dec 25,2024
Manage your o2 account anytime, anywhere with the award-winning Mein o2 app! Access key services and benefits for both prepaid and contract customers. Business customers can use the dedicated o2 Business App. Mein o2 App Features: Contract Customers: Usage Monitoring: Track data, calls, and SMS us