High Quality Content by WIKIPEDIA articles! Reliance Communications Ltd. (commonly called RCOM) is an Indian broadband and telecommunications company headquartered in Navi Mumbai, India. RCOM is the world`s 16th largest mobile phone operator with over 144 million subscribers. Established on 2004, a subsidiary of the Reliance Group. The company has five segments: Wireless segment includes wireless operations of the company; broadband segment includes broadband operations of the company; Global segment include national long distance and international long distance operations of the company and the wholesale operations of its subsidiaries; Investment segment includes investment activities of the Group companies, and Other segment is consists of the customer care activities and direct-to-home (DTH) activities.