Mexico's Telmex is a fixed-line telecommunications provider with about 18mn lines in service. The company offers services for managing corporate networks, internet access, information network management, telephone and computer equipment sales, and interconnection services to other carriers. It also provides prepaid telephone cards and payment collection services for lines in Mexico. Founded in 1947, Telmex is the incumbent telecommunications operator in Mexico.
Teléfonos de México, S.A.B. de C.V.
Parque Via #190, Piso 10º, Colonia Cuauhtémoc, Mexico City, Distrito Federal, Mexico