The number of GSM subscribers rose by 6.35 million to 711.55 million in April 2015 over previous month. Telecom operator Bharti Airtel added 2.23 million GSM customers to take a considerable lead in market share over its rivals.
According to a release by Cellular Operators Association of India (COAI), Bharti Airtel had the highest number of GSM subscribers at 228.25 million at the end of April. Bharti Airtel, which had a 32.08% market share at the end of April among GSM users, lead among the operators. The Sunil Mittal-controlled telco lead in market share over Vodafone India (25.94%) and Idea Cellular (22.37%).
Bihar saw the higest GSM subscriber addition at 1.14 million, while UP (East) recorded the highest number of GSM users at 63.70 million.