The Bharat Sanchar Nigam Limited currently holds 100% of its stock. . As of June 2021, it has 3.28 million subscribers. … Mahanagar Telephone Nigam Limited. FormerlyBombay Telephone LimitedWebsitewww.mtnl.in mtnldelhi.in mtnlmumbai.inMahanagar Telephone Nigam Limited – Wikipedia en.wikipedia.org › wiki › Mahanagar_Telephone_Nigam_Limited