| 61 | "Indian Telecom Services Performance Indicator Report" for the Quater ending April to June-2009 | 01/10/2009 | Download (895.44 KB)  |
| 62 | "Indian Telecom Services Performance Indicator Report" for the Quater March-2009 | 13/07/2009 | Download (1.13 MB) |
| 63 | The Indian Telecom Services Performance Indicators for Quarter Ending December 2008 | 01/04/2009 | Download (7.73 MB) |
| 64 | "Indian Telecom Services Performance Indicator Report" for the Quater September 2008 | 13/01/2009 | Download (7.75 MB) |
| 65 | "Indian Telecom Services Performance Indicator Report" for the Quater June-2007 | 05/10/2008 | Download (1.71 MB) |
| 66 | "Indian Telecom Services Performance Indicator Report" for the Quater March-2008-Corrigendum | 30/09/2008 | Download (32.13 KB) |
| 67 | "Indian Telecom Services Performance Indicator Report" for the Quater March-2008 | 03/07/2008 | Download (2.48 MB) |
| 68 | "Indian Telecom Services Performance Indicator Report" for the Quater December-2007 | 10/04/2008 | Download (1.87 MB) |
| 69 | "Indian Telecom Services Performance Indicator Report" for the Quater September-2007 | 01/01/2008 | Download (2.52 MB) |
| 70 | TRAI Releases Report of the independent agency engaged for the Objective Assessment and Customer Satisfaction Survey of the Basic and Cellular Mobile Telephone Service - Quality of Service (QoS) for the quarter ending 31st March 2006. | 07/09/2007 | Download (1.34 MB) |
भारतीय दूरसंचार विनियामक प्राधिकरण Telecom Regulatory Authority of India 
