Customer Support Helplines For BMO Harris Bank: 

BMO Harris is an American Bank based in Chicago, Illinois, USA. Further, the BMO Harris bank is a subsidiary bank of Canadian based Bank of Montreal (BMO). Moreover, initially BMO Harris bank was established as Harris Bank. Further, after that BMO Financial Group is owning the bank since 1984. In addition, BMO is a multinational bank serving many countries worldwide. Moreover, BMO Harris Bank with its constant efforts has emerged as one among the major banks in the Midwest. Further, the bank expanded its activities and efficient banking services to its commercial, personal, and wealthy customers.

BMO Harris Bank offers a wide variety of personal banking products with other services as well. In addition, the bank is providing its services through its more than six hundred branches and about 1,300 ATMs. Further, bank is actively offering its banking products and services in Illinois, Indiana, Wisconsin, Missouri, Kansas, Arizona, Minnesota, and Florida.

The services it provides include everyday banking financing, investing, solutions and provide financial and commercial advisory services. Furthermore, the bank is committed to provide its customer convenient banking and better banking services. Also, it is offering through its offices across the USA a wide range of wealth management products and solutions.

Customer Support Contact Number For BMO Harris Bank

Here get all the toll free 1-800 support contact number for BMO Harris Bank. Use the number to seek help from customer service.

  • For Account specific questions call on 1-888-340-2265
    Hours: 24 hours/day
  • For Outside the U.S. call on 1-847-238-2265
  • To know about New products and services call on 1-888-340-2265
    Hours: 24 hours/day
  • For BMO Harris Online Services call on 1-888-340-2265
  • For applying Credit Card call on 1-888-340-2265
  • To lodge Customer Complaint or for consumer grievance redressal call on 1-888-340-2265
    Hours: 24 hours/day
  • Outside the U.S. call on 1-847-238-2265

For Credit Card Customer Service:

Cards without chip 

  • Call on 1-866-522-7030 for MasterCard Consumer Cards
  • Call on for 1-877-465-7200 MasterCard World Cards

Cards with chip  

  • For Platinum MasterCard, Cash Back MasterCard Platinum & Rewards MasterCard
    Call on 1-855-825-9237
  • For outside US call on 1-262-780-8658
  • Premium Rewards MasterCard & Premium Rewards MasterCard with Premier Services
  • Call on 1-855-825-9238
  • Outside US call 1-262-780-8658

For Credit cards

  • Call on 1-866-522-7030 for MasterCard Consumer Cards (call 1-262-860-5915 outside US)
  • For MasterCard World Cards , Call on 1-877-465-7200
  • Outside US call 1-262-860-5915
    Diners Club U.S. Cards
  • Call on 1-800-2-DINERS at 1-800-234-6377
  • For ATM/Debit Cards call on 1-888-340-2265

For Other Cards:

  • Gift Cards call 1-800-650-0843
  • Payroll Cards call on 1-800-418-3948
  • For Rewards/redemption Call on 1-800-610-8987
    For 24/7 Customer Service for BMO Private Bank Mastercard Premier World Card call on 1-877-465-7200 and call 1-262-860-5915

from outside US.

  • Concierge Service call on 1-800-336-6420
    For Customer Service regarding lost and found of Wealth Management Premium Rewards Mastercard
    Report Lost or Stolen card here call on 1-855-825-9239 and outside US call on 1-262-780-8658