List of Ratnakar Bank Chennai Branch Address, IFSC Codes, MICR Codes, NEFT Code, Customer Care Services, Toll Free Numbers and E-mail Address. Branch Code: 000113 NEFT Code: NA IFSC Code: RATN0000113 MICR Code: 600176002 Address: The Ratnakar Bank Ltd,hmh Plaza, Old Door No. 105, New Door No. 56, G N Chetty Road, T Nagar, Chennai - 600 017 Contact Number: 9900576962 Customer Service: Call Ratnakar Bank at: +91 22 61156300 to 99 1800 123 8040 Email: customercare@rblbank.com Ratnakar Bank Credit Cards Helpline Number: 1800 121 9050