Currently it has 24.3 million mobile subscriber base with a 9.46 per cent market share for the month.

Tata Indicom has also achieved substantial market share in key telecom markets such as Delhi, Kolkata, Rajasthan, Orissa and Bihar, the company said in a release.

Tata Teleservices Ltd (TTSL) has registered compounded annual growth rate (CAGR) at 113 per cent adding over 9.2 lakh mobile subscribers in March 2008 as compared to 8.6 lakh mobile users in February 2008.

This is the sixth consecutive month for Tata Indicom when it maintained its 9 per cent market share.

The key initiatives which contributed to this growth include introduction of a wide range of handsets targeted at a cross-section of customers, extensive expansion in touch points through an enhanced retail presence, and the launch of a new brand campaign highlighting the many strengths of TTSL's next-generation and robust network.