For 24-hour telephone banking,
call: 1.888.662.5001

Bank of Ann Arbor Routing Number: 072413735
Bank of Ann Arbor SWIFT BIC: ANNAUS33
Bank of Ann Arbor NMLS ID: 532149

Like Dorothy loves Kansas. We love to help.

401k Partner Access

Bank of Ann Arbor partners with many providers for the administration, education, and investment selection of 401(k) plans. Click on the link for your provider to access your account information. If you need assistance with a login id or password, please give us a call at 734.327.1130 or contact the toll free telephone numbers of the provider.

8 am to 8pm
Monday through Friday

John Hancock
8 am to 8 pm (ET)
Monday through Friday

MassMutual Financial Group
8 am to 5 pm
Monday through Friday

Principal Financial
7 am to 7 pm (CT)
Monday through Friday


If you are a Plan Sponsor and would like to learn how Bank of Ann Arbor can help your company, please e-mail Eric Helber.