EX-8.1 5 ef20044005_ex8-1.htm EXHIBIT 8.1

Exhibit 8.1
LIST OF CERTAIN SUBSIDIARIES OF AMÉRICA MÓVIL, S.A.B. DE C.V.
As of December 31, 2024

Name of Company |  | Jurisdiction |  | Ownership Interest |  | Main Activity
Sercotel, S.A. de C.V. |  | Mexico |  | 100.0 |  | Holding Company
CGTEL, S.A.P.I. de C.V. |  | Mexico |  | 100.0 |  | Holding Company
Radiomóvil Dipsa, S.A. de C.V. (Telcel) |  | Mexico |  | 100.0 |  | Wireless
Teléfonos de México, S.A.B. de C.V. |  | Mexico |  | 100.0 |  | Fixed-line
AMOV I, S.A. de C.V. |  | Mexico |  | 100.0 |  | Holding Company
Controladora de Servicios de Telecomunicaciones, S.A. de C.V. |  | Mexico |  | 100.0 |  | Holding Company
Claro Telecom Participações S.A. |  | Brazil |  | 100.0 |  | Holding Company
Claro S.A. (Claro Brasil) |  | Brazil |  | 99.6 |  | Fixed-line/Wireless
Comunicación Celular S.A. (Comcel) |  | Colombia |  | 99.4 |  | Fixed-line/Wireless
Telekom Austria AG |  | Austria |  | 60.6 |  | Holding Company
A1 Telekom Austria AG |  | Austria |  | 60.6 |  | Fixed-line/Wireless