If you need to talk to a live person in BMO Harris Bank customer service you need to dial 1-888-340-2265 phone number. To speak with a live agent, you need to press the star key (if you are not currently a BMO customer), then press 0 (for everything else), press 3 (for all other inquiries) (typic al peak waiting time is about 8-10 minutes).

Alternatively you can use following other available options:

• To open or apply for an account press 1.
• For merchant funds verification press 2.
• If you’re an auto dealer calling for a loan information press 3.
• For mortgage payoff letters press 4.
• For everything else press 0.
• To hear these options again press 8.

BMO Harris Bank Customer Service Options

BMO Harris Bank Phone Customer Service

• For Personal Banking you need to dial 1-888-340-2265. Service hours of operation are 24/7.
• To Report lost or stolen card you need to dial 1-855-825-9237.
• For Small Business Banking you need to dial 1-888-340-2265. Service hours of operation are 24/7.
• For BMO Harris Wealth Management Premium Rewards Mastercard® you need to dial 1-855-825-9239.
• For Investments you need to dial 1-877-225-3863. Service hours of operation are 24/7.

BMO Harris Bank Social Networks Customer Service

• BMO Harris Bank customer service on Facebook could be reached on BMO Harris Bank Facebook page
• BMO Harris Bank customer service on Twitter could be reached on BMO Harris Bank Twitter page
• You can view latest videos from BMO Harris Bank on BMO Harris Bank Youtube page