Leading telecom operator TATA Teleservices has decided to start Global System for Mobile Communication (GSM) services by the end of this financial year. The company is already providing CDMA based services in various telecom circles of country.

Tata Teleservices is now planning to spend $2 billion to expand its subscriber base in the GSM market. It may be recalled that its major competitor Rcom has already launched GSM services in 11,000 towns of country few days back.

TATA Teleservices Managing Director, Anil Sardana said, "We will shortly announce our GSM launch. We have got spectrum in 13 circles service areas and rest we expect to add by month-end, baring one or two. We have already got spectrum (2G) for most of the circles and will roll out the services by the end of this year hopefully."

TATA has received spectrum to operate in 13 telecom circles and more are expected with in few months. The company maintains a subscriber base of 31 million customers by the end of November 2008. It is the second largest CDMA services provider in the country.