Punjab National Bank COLABA, MUMBAI Branch GREATER MUMBAI MICR code indicate many things about a particular banking operation. Punjab National Bank COLABA, MUMBAI Branch has many branches in GREATER MUMBAI. MICR Code for Punjab National Bank COLABA, MUMBAI Branch GREATER MUMBAI clearly shows its MICR Code allocated by RBI. All third party transactions and processing of any such kind can't be possible without MICR code. That is why MICR Code is considered so important in the banking transactions. Getting access to Punjab National Bank COLABA, MUMBAI Branch MICR codes GREATER MUMBAI is not a big deal. It can be found out easily. The MICR Code of a particular bank indicates lots of things that it offers to account holders.