Bank SWIFT code
Commonwealth Bank of Australia
Sydney, Australia · BIC CTBAAU2S
SWIFT / BIC
CTBAAU2S
Bank code
CTBA
Country
AU
Location
2S
Branch
XXX (primary office)
Head office city
Sydney
BIC length
8 characters (primary office)
What each part of CTBAAU2S means
A SWIFT/BIC code is read left to right in four blocks.
CTBA
Bank code
4 letters — the institution (here, the bank prefix)
AU
Country code
2 letters — ISO 3166 country
2S
Location code
2 characters — city/region; a digit often means a test code
XXX
Branch code
3 characters — XXX marks the primary office
How to use this SWIFT code
Use CTBAAU2S as the receiver bank SWIFT/BIC code when initiating an international wire transfer to Commonwealth Bank of Australia. Combine it with the recipient's account number and full name. Double-check the code with Commonwealth Bank of Australia or the recipient before sending — branch-specific BICs can differ from the head-office code.
Commonwealth Bank of Australia SWIFT code FAQ
- What is the SWIFT code for Commonwealth Bank of Australia?
- The SWIFT/BIC code for Commonwealth Bank of Australia is CTBAAU2S, identifying the bank's head office in Sydney, Australia. Use it as the receiver-bank BIC when initiating an international wire transfer.
- Is CTBAAU2S an 8- or 11-character SWIFT code?
- CTBAAU2S is an 8-character BIC — the bank's primary (head-office) code. An 11-character form would append a branch code (often XXX for the primary office).
- Where do I find the SWIFT code for Commonwealth Bank of Australia?
- It is shown on bank statements and in online banking, or you can ask Commonwealth Bank of Australia directly. You can also decode CTBAAU2S in the SWIFT/BIC lookup on this site. Always confirm the code with the receiving bank before sending funds.
- What's the difference between CTBAAU2S and a routing number?
- A SWIFT/BIC code identifies a bank for cross-border payments, while a routing number (ABA) is used for domestic US transfers. For an international wire to Commonwealth Bank of Australia, you need the SWIFT code; for a domestic US transfer you need the routing number.
⚠️ BIC data reflects the head-office code from public bank disclosures. Branch-specific SWIFT codes may differ — confirm with Commonwealth Bank of Australia for exact routing before sending funds.