A telecom operator license is a license that is required to obtain from  DoT to provide any telecom service.

Types of  Telecom Licenses  are 

1. UL ISP Licenses (A/B/C)

2. UL VNO License (A/B/C)

3. WPC License

4. IP-1 Registration

5. Audiotex/ Voice Call/ UMS License

6. NLD License

7. IPLC License

8. ILD License

9. Network/Non-Network License

10. VNO Access Service License