1. First log in to the boa official website, and you will directly see the balance display on your homepage: saving account--$xxxxx, checking account--$xxxxx.

2. Click "saving account", after entering you will see three tabs: "activity, statements and documents, information and services".

3. Click on the last one, which is "information and services".

Then you will see your accounting number directly, as well as related information such as routing number