| List | Company | Country |
| 1 | China Mobile | China |
| 2 | Vodafone Group | UK |
| 3 | Telefonica | 25 countries |
| 4 | America Movil Group | Mexico, US |
| 5 | Bharti Airtel | India |
| 6 | China Unicom | China |
| 7 | Deutsche Telekom Group | Germany |
| 8 | Telenor Group | Europe |
| 9 | Sistema Group | Russia |
| 10 | Reliance Communications | India |
More Indian companies will be seen in this list soon. India has one of the fastest growing Telecom market!