The mobile subscriber base has increased from 564 million in February to about 584 million at the end of March.
The long distance calling card which will allow users to make calls to the USA and Canada at Rs 1.99 per minute.
The company holds a pan-India unified access service license to offer mobile telephony service in each of India's 22 circles.
Vodafone repeats February performance adding maximum subscribers, while Airtel leads in market share.
An interesting trend as per a recent report by TRAI is the surge in SMS usage for both GSM and CDMA services. MOU for GSM stood at 411 mins in Dec 2009, and the CDMA MOU stood at 318 mins.
The telecom operator has launched services in Panipat, Sonipat, Rohtak and Bahadurgarh, and will cover the entire circle shortly.
The network operator became the third telco in the country to achieve this milestone.
A recently released report by TRAI reveals a constant decline in the ARPU every quarter in the past year. The GSM ARPU was Rs 144 during Oct-Dec 2009 and the CDMA ARPU was Rs 82.
The pan Indian operator has launched tariff plans for both prepaid and post paid customers.
The government body also said that the total number of subscribers in rural areas stood close to 183 million at the end of January.
Vodafone adds the maximum number of subscribers in the month of February, ahead of Airtel and Tata.
Tata Indicom BlackBerry prepaid offers two service according to the customer's requirements.
This will be a limited period offer wherein BSNL customers will be offered 400 MB of free download.
The IPL Bonus Recharge provides full talk time and offers bonus minutes equal to the highest runs scored by a batsman in an IPL match on the previous day.
The CDMA operator will roll out services in Andhra Pradesh in the second quarter, followed by Uttar Pradesh (West), Uttar Pradesh (East) and Gujarat.