Mahanagar Telephone Nigam Limited is an India-based telecommunication services company. The Company is a provider of fixed-line telecommunication service in the two metropolitan cities of Delhi and Mumbai. Its segments include Basic and Cellular. Its mobile services include prepaid, postpaid, third generation (3G) data plans, 3G settings, mobile television, international calling, value-added services, mobile connection requests, and mobile recharge. It also provides toll-free services, leased circuits, Web hosting, industrial training, toll-free services, universal access numbers, and virtual card calling. It offers mobile services in the city of Delhi, including Noida, Gurgaon, Faridabad and Ghaziabad and the Mumbai city, along with the areas falling under the Mumbai Municipal Corporation, New Mumbai Corporation and Thane Municipal Corporation. Its subsidiaries include Mahanagar Telephone (Mauritius) Limited, Millennium Telecom Limited, MTML International Limited and others.