Foreign exchange calculator
Discharge/Refinance Authority form
Activate a CommBank card
Interest rates & fees
Security & Privacy
Report suspected fraud
If you suspect that any of your accounts have been accessed online by someone other than yourself, please notify the Commonwealth Bank immediately.
Report any suspicious activity on your account immediately to the NetBank Help Desk:
Report any suspicious activity on your account immediately:
Report any suspicious activity on your account immediately to CommBiz Help Desk:
If you notice any suspicious activity on your bank account, notify us immediately
on 13 2221.
If you receive or suspect you have received a hoax email, contact email@example.com
Need an answer? Here are quick and easy ways to get the help you need.