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