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How to Contact Bank of Montreal Customer Service?

  • 2 min read

Bank of Montreal customer service can be reached 24/7 . Contact them today using your preferred method from below. For general inquiries, call the customer service number at 1 (877) 345-7777. You may also contact BMO customer service through email at [email protected]. For French speaking account holders, contact BMO via email at [email protected]. For account holders who speak Mandarin, you are invited to contact BMO at 1 (800) 665-8800.

TTY account holders may also contact customer care at 1 (866) 889-0889. If you have specific questions about your credit card, contact customer care at 1 (800) 363-9992. If your debit card has been lost or stolen, contact BMO immediately at 1 (877) 225-5266.

If you require customer care regarding your Bank of Montreal MasterCard, then there are different toll-free numbers to use if you need to speak with someone in person.

  • 1 (800) 263-2263 is for all standard customer care needs.
  • 1 (866) 859-2089 is for TTY BMO MasterCard customers.
  • 1 (800) 361-3361 is used to report lost or stolen BMO MasterCards if in Canada or the US.

If you need BMO customer service and you are outside Canada or the US, then you are encouraged to call (514) 881-3845 to have your needs met.

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Christopher - BSc, MBA

With over two decades of combined Big 5 Banking and Agency experience, Christopher launched Underbanked® to cut through the noise and complexity of financial information. Christopher has an MBA degree from McMaster University and BSc. from Western University in Canada.

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