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General / service queries

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Customer care (All services)

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Credit card related queries

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Fraud / phishing reporting

Your nearest TMB support is just a tap away

Explore our Head Office and key service locations through the interactive map for quick access and directions



TMB logo

TMB's Head Office

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Tamilnad Mercantile Bank Ltd., 57, V.E. Road, Tuticorin, Tamilnadu, India. Zip : 628 002.

TMB logo

TMB's Head Office

location_on

Tamilnad Mercantile Bank Ltd., 57, V.E. Road, Tuticorin, Tamilnadu, India. Zip : 628 002.

  • How can I contact TMB customer care for general account support?

    You can reach our Customer Care team at 1800-425-0426 (toll-free) or +91 9842 461 461. You may also email us at customercare@tmbank.in for assistance with your savings account, transactions, or service requests

  • How do I get help with Internet or Mobile Banking issues?

    For login errors, password resets, or transaction issues, call our Internet/Mobile Banking support at 0461-2383325 / 2383326 / 2383327, or email us at econnect@tmbank.in or mobile_banking@tmbank.in

  • Whom should I contact for lost or blocked ATM/Debit/Credit cards?

    If your card is lost or compromised, call 044-26223106 / 26223109 immediately to block it. For credit card–specific concerns, contact 0461-2383346 or email creditcardcell@tmbank.in

  • How do I report fraud, phishing, or suspicious calls?

    For any fraud-related queries, call 044-69297034. If you receive a suspicious call claiming to be from TMB, verify—it should only come from 044-69297000. To report phishing emails, write to frm@tmbank.in

  • Where can I raise a complaint or grievance with TMB?

    You may submit your grievance through our Online Complaint Form via the TMB website. You may also approach your Branch Manager directly. If unresolved, the matter can be escalated to the Executive Vice President, PD & RM Department, Thoothukudi via the contact details provided on the site.

  • How do I get assistance for my Demat or NRI-related queries?

    For Demat services, call 044-28130552 / 28131574 or email dps@tmbank.in. For NRI support, email nricell@tmbank.in for guidance on remittances, NRE/NRO accounts, and related services