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How do I update my mobile phone number that I have registered with Westpac?
You can update your mobile phone number through any of the options below:
- through Westpac One®, online banking - the Online Guardian 30-day period applies
- by calling the Contact Centre on 0800 888 111
- by visiting your nearest local Westpac Branch.
Note: an update to your mobile number in Branch or with the Contact Centre will be effective immediately.