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