Telefónica

Telefónica, S.A.
FormerlyCompañía Telefónica Nacional de España (1924–1984)
Company typePublic
BMADTEF
BVLTEF (ADR)
ISINES0178430E18
IndustryTelecommunications
Founded19 April 1924 (1924-04-19)
HeadquartersDistrito Telefónica, (HQ)
Telefónica Building, (office), ,
Area served
Europe, Mainland China, United States, Latin America
Key people
Marc Murtra,
(Chairman and CEO)
Products
Brands
Revenue $44.7 billion (2024)
$2.6 billion (2024)
$-344.1 million (2024)
Total assets $108.8 billion (2024)
Total equity $24.6 billion (2024)
Number of employees
100,870 (2024)
Subsidiaries
Websitetelefonica.com

Telefónica, S.A. (Spanish pronunciation: [teleˈfonika]) is a Spanish multinational telecommunications company. It has headquarters as well as a registered office in Madrid, Spain. It is one of the largest telephone operators and mobile network providers in the world. It provides fixed and mobile telephony, broadband, and subscription television, operating in Europe and the Americas.

Along with its Telefónica brand, it also trades as Movistar, O2, and Vivo. The company is a component of the Euro Stoxx 50 stock market index. On 15 April 2012, Telefónica shut down TVA and Ajacto, which unified the brand into Vivo.