Telefonica SA (Telefonica) is a diversified and integrated telecommunications services provider. The company offers fixed, mobile telephony and broadband services. It offers data and business solutions and services, wholesale services to telecommunication operators, mobile services, digital services, value-added services, wireless data, pay-tv, and internet and other relevant services to residential and corporate customers.

The company provides cloud services, security services, advertising, IoT solutions, financial and other payment services. It markets its services under Telefonica, Aura, Movistar, Vivo and O2 brand names.

The company offers its services to telecommunications, media and contact centers. It has business presence across the Europe, North America and Latin America. Telefonica is headquartered in Madrid, Spain.