The Indian telecom industry has grown rapidly, becoming the 5th largest network worldwide. It adds about 6-7 million new mobile users per month. The major telecom companies in India are Airtel, BSNL, Idea, Uninor, Vodafone, MTNL, Aircel, Tata Indicom and Tata Docomo. The telecom industry provides opportunities for growth but also faces threats like government regulation and declining average revenue per user. The future outlook remains positive with projections of over 800 million mobile subscribers by 2015-16.