| 51 | The Indian Telecom Services Performance Indicators April - June, 2012 | 11/10/2012 | Download (3.57 MB)  |
| 52 | The Indian Telecom Services Performance Indicators January - March, 2012 | 01/08/2012 | Download (2.98 MB) |
| 53 | The Indian Telecom Services Performance Indicators October - December 2011 | 13/04/2012 | Download (4.66 MB) |
| 54 | “Indian Telecom Services Performance Indicator Report for the Quarter July - September 2011” | 09/01/2012 | Download (4.6 MB) |
| 55 | "Indian Telecom Services Performance Indicator Report" for the Quater ending April to June-2011 | 09/11/2011 | Download (2.59 MB) |
| 56 | "Indian Telecom Services Performance Indicator Report" for the Quater ending March-2011 | 28/07/2011 | Download (3.46 MB) |
| 57 | The Indian Telecom Services Performance Indicator Report for the Quarter ending December 2010. | 29/04/2011 | Download (1.98 MB) |
| 58 | The Indian Telecom Services Performance Indicator Report for the Quarter ending September 2010 | 12/01/2011 | Download (1.33 MB) |
| 59 | "Indian Telecom Services Performance Indicator Report" for the Quater ending April to June-2010 | 05/10/2010 | Download (1.37 MB) |
| 60 | "Indian Telecom Services Performance Indicator Report" for the Quater ending March-2010 | 22/07/2010 | Download (1.22 MB) |
भारतीय दूरसंचार विनियामक प्राधिकरण Telecom Regulatory Authority of India 
