Industry WIKI

A bank code is a code assigned by a central bank, a bank supervisory body or a Bankers Association in a country to all its licensed member banks or financial institutions. The rules vary to a great extent between the countries. Also the name of bank codes varies. In some countries the bank codes can be viewed over the internet, but mostly in the local language.

New Zealand bank account numbers in NZD follow a standardised format of 16 digits:

A routing number is the term for bank codes in Canada. Routing numbers consist of eight numerical digits with a dash between the fifth and sixth digit for paper financial documents encoded with magnetic ink character recognition and nine numerical digits without dashes for electronic funds transfers. Routing numbers are regulated by Payments Canada, formerly known as the Canadian Payment

In the United States, an ABA routing transit number (ABA RTN) is a nine-digit code printed on the bottom of checks to identify the financial institution on which it was drawn. The American Bankers Association (ABA) developed the system in 1910 to facilitate the sorting, bundling, and delivering of paper checks to the drawer's (check writer's) bank for debit to the drawer's account.