Lost your card?
Set up a temporary block if your card is lost or reactivate it with a few simple steps. Here's how.
Log into the NAB app on your device.
Tap My cards in the bottom menu.
Tap the card you want to block.
Beside Block card, tap the toggle switch to temporarily block your card.
Read the message that pops up, then tap Confirm.
The status of your card will change to Blocked.
Your card has been temporarily blocked.
Simply press the toggle switch again to unblock.
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This product is issued by National Australia Bank Limited. NAB recommends you consider the internet banking terms and conditions document before making any decisions regarding this product.
The NAB Mobile Banking app is compatible with Android OS 5.1 and above, and iOS 10.3 or later. Android is a trademark of Google LLC . The Google Logo are registered trademarks of Google Inc. iOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license.