IDBI Bank IFSC Code OTA EXTN COUNTER Branch in CHENNAI can be used for internet banking for transferring funds between any two bank branches. This is IFSC Code for IDBI Bank OTA EXTN COUNTER Branch in CHENNAI allocated by RBI. Before using this OTA EXTN COUNTER Branch CHENNAI IDBI Bank IFSC Code, kindly cross check the respective bank website. This IDBI Bank OTA EXTN COUNTER Branch IFSC Code in CHENNAI supporting net banking has its unique IFSC code. OTA EXTN COUNTER Branch CHENNAI IDBI 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.