América Móvil said it would separate its towers from the company after a sweeping sector reform forced it to open up its infrastructure.
The Federal Telecommunications Institute (IFT) said the companies would need to file documents in January ahead of the auction on Feb. 15.
The swaps and the rental deal that would allow AT&T to use spectrum in the range of frequencies in the 1.7/2.1 GHz band in some regions, and for Telefonica's local unit to use it in the frequency ranges of the 1.9 GHz band.
The bank, Grupo Financiero Inbursa, and holding company Inversora Carso, have spent US$416,460,382 buying 474,120,133 shares, since their last report in August.
El Grupo Financiero Inbursa y el holding Inversora Carso gastaron 416.46 millones de dólares en la compra de las acciones
Las empresas interesadas podrán utilizar esta infraestructura para dar servicio en los hogares de sus clientes
Earlier this week, Zuckerberg announced he would donate 99 percent of his Facebook shares, currently worth about US$45 billion, to a new philanthropic project he will run with his wife.
Lo importante es que el mundo y el país funcionan con apoyo de fundaciones, pero las fundaciones no resuelven la pobreza, expresa
A partir de enero próximo, los usuarios podrán tener acceso a contenidos educativos y de capacitación a través de internet móvil
Mexico's National Banking and Securities Commission authorized the listing of Telesites shares on Wednesday.