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BMO Harris routing numbers

Find the correct numbers to set up payments, transfers and autopay in the US and worldwide.

Routing numbers are codes of between 8 and 11 digits used by BMO Harris and other banks to help financial institutions identify the location of your account. Called ACH, wire transfer and SWIFT numbers, they're used to process checks, set up autopay, make online payments and transfer money in the US and around the world. Learn how to find the exact routing number you need for your BMO Harris account.

Which BMO Harris routing number do I need?

The routing number you need to send or receive money through BMO Harris depends on whether your payment or transfer is domestic or international.
Transaction Type of routing number BMO Harris code
Payments and debits between US accounts ACH routing number 071025661
Wire payments between US accounts Domestic wire transfer number 071025661

BMO Harris ACH transfer routing number

The ACH routing number for BMO Harris is 071025661. Short for Automatic Clearing House, ACH numbers are unique to each bank in the US. The ACH number and your bank account number are used by banks and transfer apps like Zelle or Cash App to identify the exact account payments should be taken from and sent to.

BMO Harris wire transfer routing number

The routing number for US wire transfers through BMO Harris is 071025661. You can use this same number to receive international wire transfers to your BMO Harris account.

How to confirm the routing number for BMO Harris on your own

Look at a paper check associated with your BMO Harris account to find the routing and account numbers for your account.

Other ways to confirm the correct BMO Harris routing number include:
  • Call your bank. Your local BMO Harris branch or toll-free support line can provide you with routing numbers.
  • Sign in to your online account. Many online bank systems allow you to view the routing and account numbers from your customer dashboard.
  • Search Fedwire. Use your name, city or state to look up routing numbers for BMO Harris or double-check the one you have is correct.

Can routing numbers for BMO Harris change?

Yes. A bank may be assigned more than one routing number depending on its size and the number of states it services. While BMO Harris is headquartered in Chicago, services or branches in states outside of Illinois may require a different routing number. Confirm routing numbers with a BMO Harris agent if you're not sure.

Bottom line

Routing numbers help banks identify your exact account to make digital payments, transfer money and even process paper checks between branches, states and countries. Learn more about how BMO Harris and other financial institutions use these codes to manage your money in our guide to routing numbers.

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