Blocking your card

You can now temporarily block your card through Westpac One® online banking. Card Blocker allows you to temporarily block and unblock your card instantly if it's been lost. When you find your card, you can simply unblock it.

To learn how, click here.

Reporting your card lost or stolen

Contact us immediately using the details below if your debit or credit card has been lost, stolen or your PIN has been disclosed. We'll issue you with a replacement card so that your old card will no longer work. Please note, a fee of $10 including standard postage applies. International delivery may incur additional courier charges.

In New Zealand:
From overseas:
  • Call +64 9 914 8026 (24 hours a day)
  • Visit any branch displaying the Mastercard® and Cirrus acceptance marks as shown on your card.
Worldwide emergency assistance:

Get medical, legal, travel or New Zealand diplomatic services around the world (international toll charges will apply).

Mastercard Global Service™: +1 636 722 7111 - international toll charges will apply.  
Note: These services do not replace the need for travel insurance. 

Dispute a transaction 

If you have identified a transaction on your credit card online banking or statement and you don’t think it should be there we can help you understand what you need to do next.

Security tips

Find out tips on how to reduce the risk of fraud and keep your credit card safe when shopping online.

Pay with your mobile

Use your smartphone for secure, fast and easy contactless payment, with Apple Pay1 or Westpac Pay for Android.

24/7 protection

With CardGuard you're protected 24/7 from fraudulent activity2. So you can use your card anywhere Mastercard is accepted3, any time, and leave your worries behind.

Things you should know.

1 Apple Pay is available to all eligible Westpac debit and credit Mastercard customers. Excludes Mastercard Business Card, Westpac Business Prepaid Mastercard, hotpoints Visa, hotpoints Gold Visa, hotpoints Portfolio Gold Visa, Prepaid and Global Currency cards. Customers also need a compatible Apple Device.

2 Provided you notify us as soon as possible, have not acted fraudulently or negligently, and have complied with the card's Conditions of Use.

3 Westpac cards cannot be used in the following countries:

  • Crimea Region of Ukraine
  • Cuba
  • Iran
  • North Korea
  • Sudan
  • Syria.

This list was last updated on the 21 February 2021 and is subject to change. This list of prohibited countries can change at any time. For more information, refer to the Westpac Credit Card Conditions of Use.

Eligibility criteria, lending criteria, terms and conditions apply. for the applicable card apply. Conditions of Use for the applicable card apply. Rates, transaction and services fees apply. 

Mastercard is a registered trade mark and the circles design is a trade mark of Mastercard International Incorporated. 

Android is a trade mark of Google Inc.