| Teledesic Broadband Networks S.A. de C.V | 20 | 20 | 0 | 7 | 31 ago. 2018 a 23 ene. 2024 |
| Telefonek, S.A. de C.V | 2 | 0 | 2 | 1 | 6 dic. 2018 a 1 mar. 2019 |
| Telefontek S.A. de C.V | 27 | 0 | 27 | 9 | 28 oct. 2016 a 10 oct. 2019 |
| Telefonía Abc, S.A. de C.V | 19 | 0 | 19 | 2 | 7 nov. 2016 a 2 may. 2018 |
| Telefonía Abs S.A. de C.V | 46 | 7 | 39 | 9 | 7 nov. 2016 a 9 abr. 2018 |
| Telefonía Avanzada, Sociedad Anónima de Capital Variable | 5 | 5 | 0 | 1 | 5 oct. 2016 a 30 ene. 2017 |
| Telefonía Bersa, S.A. de C.V | 2 | 2 | 0 | 2 | 23 may. 2019 a 2 dic. 2019 |
| Telefonía Digital Avanzada S.A. de C.V | 3 | 3 | 0 | 2 | 14 oct. 2016 a 7 feb. 2017 |
| Telefonía Mexicana Ibatel, S.A. de C.V | 7 | 0 | 7 | 3 | 3 abr. 2017 a 31 ene. 2018 |
| Telefonía Moderna, S.A. de C.V | 17 | 0 | 17 | 3 | 3 oct. 2016 a 19 feb. 2020 |
| Telefonía Movi Star S.A | 14 | 1 | 13 | 3 | 6 jul. 2021 a 10 oct. 2024 |
| Telefonía por Cable S.A. de C.V | 86 | 44 | 42 | 23 | 4 oct. 2016 a 4 ago. 2026 |
| Telefonía Satelital Lynx S.A. de C.V | 14 | 0 | 14 | 12 | 4 ago. 2025 a 3 sep. 2026 |
| Teleforma Tv Mounts Internacional S.A. de C.V | 29 | 24 | 5 | 6 | 16 mar. 2017 a 9 oct. 2025 |
| Teleforma Tv Mounts International, S.A. de C.V | 217 | 71 | 146 | 33 | 25 nov. 2016 a 25 ene. 2023 |
| Teleformula, S.A. de C.V | 19 | 10 | 9 | 3 | 25 ene. 2017 a 7 may. 2019 |
| Telefónica Móviles México, S.A. de C.V | 18 | 0 | 18 | 3 | 12 abr. 2021 a 9 dic. 2021 |
| Telegestion de México S.A. de C.V | 3 | 3 | 0 | 1 | 27 feb. 2023 a 31 mar. 2023 |
| Teleglobalnet, S.A. de C.V | 15 | 0 | 15 | 3 | 17 may. 2018 a 14 ago. 2019 |
| Telehotel S.A. de C.V | 83 | 82 | 1 | 16 | 3 sep. 2018 a 22 sep. 2026 |
| Teleinformatica en Servicios Avanzados, S.A. de C.V | 460 | 10 | 450 | 78 | 5 jun. 2018 a 12 ago. 2026 |
| Teleinformática Dinámica, S.A. de C.V | 29 | 5 | 24 | 5 | 27 ago. 2018 a 25 nov. 2025 |
| Teleinmobiliaria, S.A. de C.V | 2 | 2 | 0 | 2 | 12 jul. 2023 a 3 ago. 2023 |
| Telema, Sociedad Civil | 67 | 0 | 67 | 7 | 12 ene. 2017 a 12 feb. 2026 |
| Telemark Corporation, S.A. de C.V | 106 | 3 | 103 | 52 | 15 may. 2023 a 18 ago. 2026 |
| Telemarketing Human Factor, S.A. de C.V | 11 | 0 | 11 | 2 | 4 may. 2018 a 1 oct. 2019 |
| Telemarketing Inteligente, S.A. de C.V | 6 | 0 | 6 | 2 | 24 sep. 2019 a 11 feb. 2020 |
| Telemecanica San Antonio S.A. de C.V | 9 | 0 | 9 | 1 | 18 ene. 2017 a 21 may. 2018 |
| Telemedic, S.A. de C.V | 107 | 50 | 57 | 15 | 5 oct. 2016 a 10 sep. 2026 |
| Telemercadeo en Línea Ba, S. C | 8 | 0 | 8 | 2 | 5 oct. 2016 a 15 mar. 2018 |
| Telemetria más Ingeniería Total, Sociedad Anónima de Capital Variable | 27 | 27 | 0 | 2 | 23 jun. 2017 a 5 feb. 2019 |
| Telemática Lefic, S.A. de C.V | 164 | 155 | 9 | 25 | 24 nov. 2016 a 7 ago. 2026 |
| Telemã Tica Lefic, S.A. de C.V | 6 | 6 | 0 | 1 | 3 mar. 2023 a 10 may. 2023 |
| Telepar, S.A. de C.V | 10 | 0 | 10 | 3 | 11 ago. 2021 a 14 may. 2024 |
| Telepeaje Dinamico, Sociedad Anónima de Capital Variable | 26 | 0 | 26 | 1 | 6 may. 2019 a 28 oct. 2022 |
| Telepeje Dinamico, Sociedad Anónima de Capital Variable | 3 | 0 | 3 | 1 | 18 ene. 2019 a 3 abr. 2019 |
| Teleperformance, S.A. de C.V | 12 | 0 | 12 | 4 | 30 nov. 2022 a 8 jul. 2026 |
| Telephone Line S.A. de C.V | 53 | 0 | 53 | 3 | 9 nov. 2016 a 4 dic. 2019 |
| Teleprogramas de México, Sociedad Anónima de Capital Variable | 32 | 0 | 32 | 3 | 12 jul. 2017 a 19 ago. 2019 |
| Teleradiologia de México S.A. de C.V | 38 | 1 | 37 | 2 | 2 ago. 2022 a 28 oct. 2025 |
| Teleradiología Médica de México, S.A. de C.V | 3 | 3 | 0 | 1 | 7 dic. 2016 a 1 feb. 2017 |
| Teleradios S.A. de C.V | 43 | 6 | 37 | 5 | 28 feb. 2023 a 25 sep. 2024 |
| Telesal S.A. de C.V | 15 | 15 | 0 | 2 | 6 oct. 2016 a 4 may. 2017 |
| Telesentinel de México S.A. de C.V | 3 | 0 | 3 | 1 | 6 nov. 2019 a 29 nov. 2019 |
| Teleservices de Guadalajara S.A. de C.V | 4 | 0 | 4 | 2 | 8 jul. 2024 a 5 dic. 2024 |
| Teleservicios Latinoamericanos S.A. de C.V | 69 | 21 | 48 | 17 | 4 oct. 2016 a 17 ago. 2026 |
| Telesistema Mexicano S.A. de C.V | 4 | 4 | 0 | 1 | 6 dic. 2017 a 1 feb. 2018 |
| Telesistemas Digitales de México S a de C V | 9 | 9 | 0 | 4 | 16 nov. 2022 a 2 oct. 2024 |
| Telesites S.A. B. de C.V | 3 | 0 | 3 | 3 | 15 ago. 2018 a 26 sep. 2018 |
| Telesma S de R.L. de C.V | 4 | 0 | 4 | 4 | 13 may. 2026 a 4 sep. 2026 |