Commonwealth Bank SWIFT Code (BIC)

SWIFT / BIC code

CTBAAU2S

Commonwealth Bank · Australia

Verified on 18 August 2026. Read from the bank's own published information ↗.
A BIC changes only if the bank merges or rebrands, so this does not go stale the way a rate does — but confirm it with Commonwealth Bank before sending a large transfer.

CTBA Bank code — identifies Commonwealth Bank. These four letters are assigned, not derived from the name.

AU Country code — Australia.

2S Location code — the city or clearing centre.