Idea Cellular is an Aditya Birla Group Company, India's first truly multinational corporation. Idea is a pan-India integrated wireless broadband operator offering 2G, 3G and 4G services, and has its own NLD and ILD operations, and ISP license. Idea is one of the top three mobile operators in India, with an annual revenue in excess of USD 5 billion and a revenue market share of 19%. With nearly 200 million subscribers, Idea ranks sixth in the global rankings of operators in subscriber terms, for single country operations.
Idea’s pan-India network of over 2.7 lakh cell sites covers over 400,000 towns and villages. The company is further expanding network infrastructure to make high speed mobile broadband services reach out to a large population of the country. Idea has been rapidly rolling out 4G network across the country, adding over 1 lakh broadband sites in the last 2 years, taking its broadband coverage to over 1.2 lakh towns and villages across the country. Idea has also set up a fibre network of over 1.50 lakh kms.
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| 2017 | Announced merger with Vodafone India |
| 2016 | 4G services launched across key markets – Madhya Pradesh & Chhattisgarh, Punjab, Haryana, Orissa, North East Service Area, Himachal Pradesh |
| 2014 | Raised Rs. 3,000 Crores through Qualified Institutions Placement |
| 2013 | Received a USD 1 million Grant from US Trade and Development Agency for a Green Telecom Project |
| 2011 | First operator to announce the launch of Mobile Number Portability, have been the Top gainer ever since the service was launched. |
| 2009 | Idea becomes a pan-India operator |
| 2007 | Initial Public Offering aggregating to Rs. 28,187 million and Listing of Equity Shares on the BSE and NSE |
| 2006 | Became part of the Aditya Birla Group subsequent to the TATA Group transferring its entire shareholding in the Company to the Aditya Birla Group |
| 2004 | First operator in India to commercially launch EDGE services 2005 |
| 2002 | Changed name to Idea Cellular Limited and launched "Idea" brand name |
| 2001 | Changed name to Birla Tata AT&T Limited after its merger with Tata Cellular in 2000 |
| 1995 | Incorporated as Birla Communications Limited |
Updated: April, 2018