Movistar is a major Spanish mobile phone operator owned by Telefónica S.A. operating in Spain and in many Latin American countries. It is the largest carrier in Spain with 22 million customers (cellphone services only) and 41.58% of market share.2 Its principal competitor in Latin America is America Movil. It offers GSM 900/1800 MHz (Spain) 850/1900 (America) (2G), UMTS 2100 & 1900 MHz (3G) HSDPA (3.5G) and LTE (4G) services.
The Movistar name has been in use in Spain since the launch of GSM services in 1995. The name became effective worldwide on April 5, 2005 after Telefónica Móviles purchased the BellSouth mobile operations branch in South America.
As of 2011, most consumer and business services from Telefónica – mobile telephony, landline service, broadband and television (satellite or IPTV, depending on the location) - in Spain and most of Latin America are marketed under the Movistar brand.