Mahanagar Telephone Nigam Limited, commonly known as MTNL, is a telecommunications service provider operating in India. As a government-backed entity, its primary function is to offer telecommunication services in metropolitan areas, specifically Delhi and Mumbai, two of India's largest cities. MTNL provides a comprehensive range of services including fixed-line telephony, mobile services, broadband, and Internet Protocol television (IPTV). This diversification allows it to cater to both individual customers and businesses, playing a crucial role in the local government’s initiative to expand digital infrastructure. Notably, MTNL's presence in the market supports the broader telecommunications sector, facilitating digital connectivity and enhancing communication reliability in urban regions. As part of India's public sector undertakings, it complements the telecom ecosystem alongside its sister company Bharat Sanchar Nigam Limited (BSNL), especially in environments requiring robust and affordable telecom solutions. MTNL’s significance extends beyond just services, reflecting the Indian government's strategic interest in managing and extending the country's telecommunications framework, ensuring coverage and connectivity to all socio-economic segments.