0271545 is BSR code of IOB - Indian Overseas Bank Kolkata Township Kasba, Kolkata Branch IOB Kolkata Township Kasba, Kolkata Branch Address Kasba Gold Park Sector Ii F B Agro Buildingplot No.5, Sec I East Kolkata District, WB - West Bengal State, pin code 700078 Contact Details IOB - Indian Overseas Bank Kolkata Township Kasba, Kolkata Branch email id IOB Bank Customer Number 1800 425 4445 & Email address : ATM [email protected], Internet banking email id : [email protected] , Credit Card : [email protected]