Contact M&T Bank Merchant Services

For existing customer support, please call our Merchant Service Team at the following numbers:

  • Accounts with Merchant ID numbers beginning with 4258 or 4029: Please call 1-800-724-7031 8-5PM, ET
  • Accounts with Merchant ID numbers beginning with 4445: Please call 1-888-536-7000 24/7/365

Please have your Merchant ID ready.

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M&T Bank Merchant Services® are available subject to completion of a Merchant Services application and credit approval. Merchant Services are provided subject to the terms and conditions of M&T Bank's Merchant Services Agreement. Availability of funds is subject to M&T Bank's Funds Availability Policy. Additional terms and conditions apply.
Unless otherwise specified, all advertised offers and terms and conditions of accounts and services are subject to change at any time without notice. After an account is opened or service begins, it is subject to its features, conditions and terms, which are subject to change at any time in accordance with applicable laws and agreements. Please contact an M&T representative for details.