As per the data released by the Cellular Operators Association of India (COAI), the total number of GSM subscriptions in India reached 306.4 million in May compared to a subscriber base of 298.1 million in April.
Bharti Airtel maintained its leadership position in the GSM-space with a market share of 32.48 per cent.
Airtel hit the landmark of reaching 100 (99.5) million subscriber mark with the addition of 2.8 million subscribers in May.
By adding 2.5 million new GSM subscribers, Vodafone Essar took its subscriber base to a total of 74 million. In April, Vodafone had added 2.7 million subscribers.
Idea Cellular with 14.84 per cent market share has added 1.3 million subscribers taking its subscriber base to 45.4 million.
Among the public sector players, BSNL's total subscriber base touched 48.1 million subscribers as it added 4.5 lakh users in the month of May.