Chennai

P31, CIT Road, 2nd Floor, Kolkata 700014 

P31, CIT Road, 2nd Floor, Kolkata 700014 

O/o CGM, BSNL CHTD, No.78, Purasaiwakkam High Road, Chennai-600010.0  

P31, CIT Road, 2nd Floor, Kolkata 700014

P31, CIT Road, 2nd Floor, Kolkata 700014

A/4, Anand Nagar, Sitala Devi, Temple Road, Mahim, Mumbai - 400016

Unit 306, 3rd Floor, Windsor, Off CST Road, Kalina, Santacruz (East) Mumbai 

Citizen Consumer & Civic Action Group, 
New No. 246. Old No. 277-B, T.T.K. Road,
Chennai-600018

Tata Teleservices LimitedNo.283 & 284, 6th & 13th Floor, Prince Info City – II, Rajiv Gandhi Salai, Kandhanchavadi, Chennai – 600096

No. 9(Old No. 5) , II Street, Padmanabha Nagar, Adayar, Chennai - 600 020