Chennai: Telecom companies such as BSNL, Airtel, Vodafone, RCom and Aircel are offering free talktime to their customers in the city that is witnessing the heaviest rainfall seen in close to a century.

Airtel, whose services have been impacted in certain areas due to power failures by the unprecedented rains and floods, said it will offer talk time credit upto Rs 30 for its prepaid mobile customers. It will also provide free 50MB mobile data with a validity of 2 days to prepaid customers.