what is bsb number nab
A BSB (Bank-State-Branch) is a 6-digit number that identifies banks and branches in Australia.Your account number is unique to you, and how your account is identified. Your account number follows your BSB. To make a funds transfer, you'll need both your recipient's BSB and account number.f you are a Commonwealth Bank customer, there are a few ways to find your BSB and account number: 1  The bank will have notified you of both your BSB and account number after you opened your account. 2  Log in to NetBank and you can find your BSB and account number within the 'My home' page.