Spain's main telecommunications companies are:
- Movistar (Telefónica): Telefónica is the major telecommunications company in Spain, operating under the Movistar brand. Telefonica operates in more than 10 countries in Europe and Latin America. Headquartered in Spain, it has 356 million customers globally, including 270 million mobile customers, nearly 13 million fiber and cable customers, and more than 8 million pay-TV customers. In Spain, Telefónica has a total of 41,547,000 users.
- Jazztel (Orange): Jazztel is one of Orange's brands in Spain for fixed, mobile, and convergent telecommunications services. Orange is headquartered in France and operates in 29 countries, including Spain, Poland, Morocco, and Egypt. Through their brands Jazztel, Amena, Simyo, and República Móvil, Orange has 20,319,000 customers in Spain, including 16.187.000 mobile users and 4.133.000 fixed broadband users. Orange is also one of the world leaders in providing telecommunication carrier services to multinational companies under the Orange Business Services brand.
- Masmóvil: The Másmóvil group is the fourth largest telecommunications operator in Spain offering fixed-line, mobile, and Internet services to residential customers, businesses, and operators. Its leading brands are Yoigo, Másmóvil, Pepephone, Llamaya, and Lebara. The group, which has eight million customers, has its mobile network infrastructures for fixed fiber, ADSL, 3G, and 4G.
- Ono Vodafone: Ono is a Spanish broadband communication and entertainment company, owned by the British group Vodafone. It delivers integrated telephone, television and Internet services to its residential customers: 14 million mobile users, 3.2 million fixed broadband users.
Besides these companies, Eticas report also evaluated the four most popular online platforms for buying and renting houses in Spain—Fotocasa, Idealista, Habitaclia, and Pisos.com.