| Mahanagar Telephone Nigam Limited | Areas served | India | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Areas served | Mauritius | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Areas served | Nepal | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Divisions | Mahanagar Telephone Mauritius Limited (MTML) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Formerly | Bombay Telephone Limited | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Founded | 1 April 1986; 40 years ago (1986-04-01) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Founder | Government of India | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Headquarters | Mahanagar Doorsanchar Sadan, 9, CGO Complex, Lodi Road, New Delhi, India | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Industry | Telecommunications | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Key people | Robert J Ravi, ITS (chairman & MD BSNL) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Net income | ₹−2,451.79 crore (US$−250 million) (FY21) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Number of employees | 3,309 (as of Mar 2024) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Operating income | ₹−2,451.79 crore (US$−250 million) (FY21) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Owner | Bharat Sanchar Nigam Limited (100%) Government of India | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Products | Wired and wireless broadband | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Products | Digital television | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Products | FTTH | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Products | Fixed-line telephony | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Products | Mobile telephony | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Products | IPTV | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Revenue | ₹1,798.41 crore (US$190 million) (FY21) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Total assets | ₹13,350.75 crore (US$1.4 billion) (FY21) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Total equity | ₹−16,039.88 crore (US$−1.7 billion) (FY21) | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Type | Central Government PSU subsidiary of Bharat Sanchar Nigam Limited | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Website | mtnl.in | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Website | mtnldelhi.in | 1.00 | infobox |
| Mahanagar Telephone Nigam Limited | Website | mtnlmumbai.in | 1.00 | infobox |
