Uco Bank IFSC Code GSI EXTENSION COUNTER-KOLKATA Branch in KOLKATA can be used for internet banking for transferring funds between any two bank branches. This is IFSC Code for Uco Bank GSI EXTENSION COUNTER-KOLKATA Branch in KOLKATA allocated by RBI. Before using this GSI EXTENSION COUNTER-KOLKATA Branch KOLKATA Uco Bank IFSC Code, kindly cross check the respective bank website. This Uco Bank GSI EXTENSION COUNTER-KOLKATA Branch IFSC Code in KOLKATA supporting net banking has its unique IFSC code. GSI EXTENSION COUNTER-KOLKATA Branch KOLKATA Uco Bank IFSC Code is a unique code which helps to identity the bank location too. NOTE that only those branches of a bank which are approved by RBI can provide net transfer systems.