What is the M&T Bank customer service number?

The general M&T Bank customer service number for U.S. customers is 1-800-724-2440.

How can I verify this M&T Bank support number?

Always verify the number on the official M&T Bank website (https://www3.mtb.com/contact-us) before you call or share sensitive information.

M&T Bank customer service number & support options

Verified against official website · Updated 2026

Support options by topic

Account access and login issues.
Billing, payments, refunds and subscriptions.
Product or service technical issues.
Reporting suspicious calls, emails or messages.

Quick troubleshooting tips before you call M&T Bank

Check the official status or help page on https://www3.mtb.com/contact-us for known issues.
Have your account details and recent activity ready, but never share full card numbers or passwords.
Sign in on the official website to see personalised help options.
Do not share one‑time passcodes or full Social Security numbers with anyone who contacts you first.

Frequently asked questions

Start from the official M&T Bank website or app to request a callback or chat, so you avoid long hold times.

Use the security or abuse section on https://www3.mtb.com/contact-us to report potential fraud, and never call back numbers from suspicious messages.

Disclaimer

HelpdeskNumbers.com is an independent directory. We are not affiliated with M&T Bank. Always verify contact information on the official M&T Bank website before sharing sensitive information or authorizing any transaction.