Indian Space Research Organisation
2 hours
Year, State
2011 to 2022
Telecom Regulatory Authority of India
6 hours
Month, Year
2009 to 2024
Telecom Regulatory Authority of India
4 hours
All India
2009 to 2023
Telecom Regulatory Authority of India
6 hours
Month, Year
2009 to 2024
Telecom Regulatory Authority of India
4 hours
State
2009 to 2024
Department of Telecommunications
3.5 hours
Yearly
2008 to 2022