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What is an IBAN number?


An IBAN (International Bank Account Number) is used in certain countries to uniquely identify a customer’s bank account. It’s made up of letters and numbers and is generally 15-30 characters long.



Enter the IBAN number in the field labelled Account number/IBAN.

  • Your payment could be delayed or rejected
  • You might be charged an additional fee

It’s a good idea to check the IBAN with the person you're paying before confirming the transfer.

  • For all Euro currency payments to Europe and the UK
  • Payments in any currency to Lebanon and Kuwait

Westpac uses a SWIFT code, not an IBAN. This is WPACAU2S. Overseas banks may also use a SWIFT code instead of an IBAN.