Bsnl Electrical Sub Division-xii, Dum Dum Telephone Exchange, 264, Jessore Road,, Kolkata - 700028, West Bengal, India
32 A, Chittranjan Avenue, 4th Floor,, Kolkata - 700012, West Bengal, India
No. 37, Topsia 2nd Lane, Post Tiljala,, Kolkata - 700039, West Bengal, India
2/3 J. C. Road, Kolkata - 700027, West Bengal, India
1/18-c, C.i.t. Road, Scheme-vii-m, Ultadanga,, Kolkata - 700054, West Bengal, India