7, Surah 2nd Lane, , Kolkata - 700010, West Bengal, India
111, Dr Meghnad Saha Sarani, , Kolkata - 700029, West Bengal, India
3c, Rakhal Mukherjee Road, , Kolkata - 700025, West Bengal, India
BC 164, Salt Lake City-bidhan Nagar, , Kolkata - 700064, West Bengal, India
1st Floor, 47/2A Becharam Chatterjee Road, , Kolkata - 700034, West Bengal, India