C/O B B Eye Foundation, 2/5, Ground Floor & 1st Floor & 2nd Floor, Sukhsagar Building, , Kolkata - 700020, West Bengal, India
68/113A Jessore Road, Dum Dum Road, Motijhil, , Kolkata - 700074, West Bengal, India
Ad 185, , Kolkata - 700064, West Bengal, India
13/5 A, Chowringhee Terrace, , Kolkata - 700020, West Bengal, India
14, Bipin Behari Ganguli Street, , Kolkata - 700012, West Bengal, India