| Service Provider-wise Number of Complaints Received by Telecom Regulatory Authority of India (TRAI) in India (2014 to 2019) | ||||||
| Service Provider | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 |
| Aircel Cellular Limited | ||||||
| Dishnet Wireless Ltd. | ||||||
| Bharti Airtel Ltd. (Airtel) | ||||||
| Bharat Sanchar Nigam Limited (BSNL) | ||||||
| Loop Mobile (India) Ltd. | ||||||
| Loop Telecom Limited | ||||||
| Quadrant Televentures Ltd. (HFCL) | ||||||
| Idea Cellular Ltd. (Idea) | ||||||
| Mahanagar Telephone Nigam Ltd. (MTNL) | ||||||
| Reliance Communications Ltd. (Reliance) | ||||||
| Reliance Telecom Ltd. | ||||||
| S Tel Private Ltd. (S Tel) | ||||||
| Sistema Shyam Teleservices Ltd. (MTS) | ||||||
| Tata Teleservices Ltd. (TTSL) | ||||||
| Unitech Wireless (Tamil Nadu) Pvt. Ltd. (Uninor) | ||||||
| Vodafone India Limited (Vodafone) | ||||||
| Videocon Telecommunication Ltd. (Videocon) | ||||||
| Etisalat D.B. Telecom Pvt. Ltd. (Etisalat) | ||||||
| Reliance Jio Infocomm Ltd. | ||||||
