Punjab National Bank PATNA FI BACK OFFICE,PATNA Branch in BIHAR Address & Phone Number can be used for contacting directly, which helps to identify the Exact Location of the Bank. Punjab National Bank FI BACK OFFICE,PATNA Branch PATNA has many branches in BIHAR. Address for Punjab National Bank PATNA in BIHAR clearly shows the Address of Punjab National Bank. In today's fast world, we need quick banking solutions to suit our lifestyle.