Customer care and support contacts for major telephone services
| Service | Contact |
|---|---|
| Landline & Broadband Complaints | 1500 (BSNL) | 1800-345-1500 (Others) |
| Mobile Services (GSM) Complaints | 1503 (BSNL) | 1800-180-1503 (Others) |
| Broadband (FTTH) Support | 1800-4444 (Call/WhatsApp Support) |
| Directory Enquiry | 197 |
| Local Assistance | 199 |
| Telephone Complaint Booking | 198 |
| Do Not Disturb (DND) Registration | 1909 |
| Trunk Booking (National) | 1580 |
| Trunk Booking (International) | 1586 |
| Trunk Enquiry / Cancellation | 1581 / 1587 |