Mobile subscriber base grew by 0.47 percent in May:
Mobile subscriber base of GSM operators in India like Airtel, Vodafone, Idea Cellular and others grew marginally by 0.47 percent cumulatively to 66.75 crore in May, as per the data released by industry body COAI.
Some 39 per cent of mobile subscribers in the country have more than one number, according to a recent Telecommunications Regulatory Commission study, which attributed the trend to promotions and competitive prices offered by telecom companies, coverage-related issues and quality of service.