Telmex

Teléfonos de México, S.A.B. de C.V., known as Telmex is a Mexican telecommunications company headquartered in Mexico City that provides telecommunications products and services in Mexico. In 2014, Telmex was the dominant fixed-line phone carrier in Mexico. In addition to traditional fixed-line telephone service, Telmex offers Internet access through their Infinitum brand of Wi-Fi networks, data, hosted services and IT services. Telmex owns 90 percent of the telephone lines in Mexico City and 80 percent of the lines in the country. Telmex is a wholly owned subsidiary of América Móvil.

== History == thumb|A Telmex public pay phone Telmex was founded in Mexico the , when a group of Mexican investors bought Swedish Ericsson's Mexican branch. In 1950, the same investors bought the Mexican branch of the ITT Corporation, thus becoming the only telephone provider in the country. In 1972, the Mexican government bought the company.