Bharat Sanchar Nigam Limited

O/o CGMT , 6 th floor , Telephone bhavan , C G road , Ahmedabad 

Near P.S. City Changurabhata, Kushalpur Chowk Raipur (Chhattisgarh)-492002 

37, Geetanjali Enclave Ring Road No. 2 Bilaspur (Chhattisgarh)-495001 

Mithila Sewa Samiti, Vill - Navtoli, PO & Distt - Madhubani, Bihar - 847211, 

5th Floor, O/o the CGMT Bihar Circle, Sanchar Sadan, Budh Marg, Patna Bihar - 800001, 

4th Floor, O/o the CGMT Bihar Circle, Sanchar Sadan, Budh Marg, Patna Bihar - 800001, 

O/o The CGMT, Assam Telecom Circle, BSNL Bhawan, Panbazar, Guwahati Assam , 

Vill - Rangaloo PO-Jumarmur, Via- Kathiatoll, Dist- Nagaon, PIN- 782427 (Assam)  

O/oCGMT, BSNL Bhavan,  Sri Vijayapuram,  Andaman&Nicobar Islands 
 

O/oThe CGM, West Bengal Telecom Circle, 8-Red cross Place, Kolkata-700001,