Bharat Sanchar Nigam Limited (Kerala) Hotel Soorya City Sudhevan Road, Sultanpet,Palakkad-678001 (Kerala)
Bharat Sanchar Nigam Limited (Karnataka) O/o CGMT 080-25363000 (Coordinated Action of Consumer &Voluntary Organisations of Karnataka (CAOCVO)) RMV Clusters, Phase2,Block3, Flatno.102,103, RMV 2nd stage, Devinagar, Lottegollahalli, Bangalore-94
Bharat Sanchar Nigam Limited (Karnataka) 1939, 27th cross, 9th main, Banashankari2nd stage,Bangalore-560070
Bharat Sanchar Nigam Limited (Bihar & Jharkhand) Room No. C-208, ARTTC Building Near Jumar River Ranchi
Bharat Sanchar Nigam Limited (Bihar & Jharkhand) Room No. C-308, ARTTC Building Near Jumar River Ranchi
Bharat Sanchar Nigam Limited (Jammu and Kashmir) DGM CFA, O/o CGMT , J&K Circle , BSNL Telephone exchange building , bahu plaza , adjacent to RBI , Railway road , Jammu , J&K
