Budge Budge Trunk Road, Maheshtala, , Kolkata - 700141, West Bengal, India
V I P Road, , Kolkata - 700157, West Bengal, India
, Kolkata - 700107, West Bengal, India
2 A, Chowringhee Square, , Kolkata - 700069, West Bengal, India
C/O B B Eye Foundation, 2/5, Ground Floor & 1st Floor & 2nd Floor, Sukhsagar Building, , Kolkata - 700020, West Bengal, India