Telefónica Germany

Telefónica Deutschland Holding AG
Company typePublic
IndustryTelecommunication
Founded29 November 1995 (1995-11-29)
Headquarters,
Germany
Area served
Germany
Key people
Santiago Argelich Hesse (CEO)
ServicesTelecommunications
Internet service provider
Revenue 8.49 billion (2024)
2.72 billion (2024)
Number of employees
7894 (2024)
ParentTelefónica (96.8%)
Websitewww.telefonica.de

Telefónica Germany (German pronunciation: [teləˌfɔnɪkaː ˈdʒœːɐ̯məniː]; officially Telefónica Deutschland Holding AG) is a telecommunications operator in Germany, headquartered in Munich and owned by the Spanish Telefónica group. The company provides mobile phone, LTE, 5G, broadband, cable internet, landline and IPTV services in Germany. The company sells products under the consumer brand O2.

By the end of 2025, the company and its subsidiaries managed 38.3 million mobile phone as well as 2.4 million broadband connections. The company operates its own mobile network in Germany with over 29.000 network sites.

Telefónica Germany's main competitors are 1&1 Mobilfunk, Telekom Deutschland (Deutsche Telekom's German private customer unit) and Vodafone.