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What is a BSB Number?

A BSB is a 6 digit numeric code used for identifying the branch of an Australian or New Zealand bank or financial institution. BSB stands for "Bank State Branch".

  • The first two digits identify the bank
  • The third digit identifies the state
  • The fourth to sixth digits signify the branch

For example, BSB: 062002

06 = Commonwealth Bank
2 = NSW
002 = Pitt Street & Martin Place, Sydney 2000

The major banks have the following identification codes:

01ANZAustralia and New Zealand Banking Group
03 or 73WBCWestpac Bank
06 or 76CBACommonwealth Bank
08 or 78NABNational Australia Bank


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