Union Bank of India AUDIYAPPAN NAICKEN STREET - CHENNAI Branch CHENNAI MICR code indicate many things about a particular banking operation. Union Bank of India AUDIYAPPAN NAICKEN STREET - CHENNAI Branch has many branches in CHENNAI. MICR Code for Union Bank of India AUDIYAPPAN NAICKEN STREET - CHENNAI Branch CHENNAI 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 Union Bank of India AUDIYAPPAN NAICKEN STREET - CHENNAI Branch MICR codes CHENNAI 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.