Telefonica, S.A., a diversified telecommunications group, provides fixed and mobile telephony services through telecommunication networks principally in Spain, Europe, and Latin America. Its fixed line telecommunication services, include public switched telephone network lines; integrated services digital network access; public telephone services; local, domestic, and international long distance and fixed-to-mobile communications services; corporate communications services; supplementary value-added services; video telephony; network services; leasing and sale of terminal equipment; and telephony information services. The company’s Internet and broadband multimedia services comprise narrowband switched access to Internet; portal and network services; retail and wholesale broadband access through asymmetrical digital subscriber line and satellite technologies; residential-oriented value-added services; IPTV, cable television, and satellite television; voice-over-Internet protocol services. It also provides data and business solution services; virtual private network services; fiber optics services; hosting and application service provider services; outsourcing and consultancy services, including network management and desktop services, and system integration and professional services. The company also provides wholesale services for telecommunication operators, including domestic interconnection services, international wholesale services, leased lines for other operators’ network deployment, and local loop leasing under the unbundled local loop regulation framework. Telefonica’s mobile services comprise wireless voice services, wireless data and Internet services, roaming, fixed wireless, trunking and paging, and M-payment services. The company has strategic partnerships with China Netcom Group Corporation (Hong Kong) Limited; Portugal Telecom; and Banco Bilbao Vizcaya Argentaria, S.A. Telefonica was founded in 1924 and is headquartered in Madrid, Spain.