BMO HARRIS BANK NA - Routing Numbers

BMO HARRIS BANK NA has 38 active routing numbers.
Routing numbers consist of a nine-digit numeric code printed on the bottom of checks that is required for electronic routing of funds (such as direct deposits, domestic and international wire transfers, electronic payments, automatic payments, ACH transfers) from one bank account to another.

The easiest way to find your routing number is to look at your bank checks.
It's easy to find the bank's ABA routing number and your account number as shown in the example check image below. The image is only for reference purposes.

Sample bank check displaying the bank routing number printed at the bottom left corner of your checks
In some cases the order of the checking account number and check serial number is reversed.

Search all BMO HARRIS BANK NA routing numbers in the table below.
Use the "Search" box to filter by city, state, address, routing number. Click on the routing number link in the table below to navigate to it and see all the information about it (address, telephone number, zip code, etc.).




The routing / transit number can also be identified from the translation table below. Select / Identify the routing number associated with the region where the account was initially opened.

Region
Routing Number
Region
Routing Number

ARIZONA

122105249

ARIZONA

122104046

FLORIDA

067014330

ILLINOIS

063113727

ILLINOIS

075000051

ILLINOIS

074913233

ILLINOIS

071919463

ILLINOIS

071025661

ILLINOIS

071000288

ILLINOIS

274070439

KANSAS

101102315

MINNESOTA

091001157

WISCONSIN

081000980