Contact us - NAB credit and debit cards

We’ve got contact information and resources to help you with your personal credit and debit cards, including Platinum and Signature cards.

Quick service guides

Save time waiting in a call queue. Explore our most common credit card enquiries.

Common credit and debit card tasks

Use these how-to-guides for our most popular debit and credit card enquiries.

Block and replace a lost or stolen card

The quickest way to report a lost or stolen card, or put a temporary block on your card, is through the NAB app or internet banking.

NAB app
  1. Open the NAB app
  2. Go to Cards and select your card.
  3. Select ‘Replace your card’ and on the next screen ‘Block and replace card’.
NAB Internet Banking
  1. Log into Internet Banking
  2. Go to Cards and select the card you want to block
  3. In the ‘Manage your card’ section, select ‘Block and replace card’.

Dispute a transaction

You can dispute a transaction in the NAB app or internet banking. Before disputing a transaction, check the details in the NAB app or internet banking. It may be a company that you know that is trading under a different name.

NAB app
  1. Login to the NAB app.
  2. Select the account you used for the transaction.
  3. Scroll until you find the transaction you’re looking for and tap on the arrow to view Merchant Details .
NAB Internet Banking
  1. Login to NAB Internet Banking
  2. Select the account you used for the transaction
  3. Scroll until you find the transaction you’re looking for
  4. Click on the arrow to reveal more information about the transaction
  5. Still don’t recognise the merchant? Select the Something’s not right button for more information.

Still need to dispute your transaction? View our online process for disputing a transaction .

Request a replacement card

You can request a replacement card in the NAB app or Internet banking.
NAB app
  1. Open the mobile app
  2. Go to Cards and select your card.
  3. Select Replace your card. On the next screen select the Replace damaged card option.
NAB Internet Banking
  1. Log into Internet Banking and select Cards.
  2. In the ‘Manage your card’ section, select ‘Replace damaged card’.

Your replacement card should be delivered within 5-7 days. You should destroy any damaged cards by cutting them in half, diagonally through the magnetic strip and chip once the new card has arrived.

Activate your card

Easily activate your card in the NAB App or Internet Banking.
NAB app:
  1. Download the latest version, login and head to Cards
  2. Tap on your new card highlighted Activate
  3. Follow the prompts to activate your card and set your PIN
Internet banking
  1. Login and head to Cards
  2. Click on your new card highlighted Activate
  3. Follow the prompts to activate your card and set your PIN

Close your credit card account

If you’re the primary cardholder, the quickest and easiest way to close your account is through NAB Messaging in Internet Banking or the NAB app. Find out more about closing your credit card account.

New credit card enquiries

Interested in getting a new NAB credit card? Compare cards, find out what you could save with a balance transfer, or use our credit card selector tool to find the credit card best suited to your needs.

Compare credit cards

Use our credit card comparison tool to find more information about our NAB credit cards.

Balance transfer calculator

See how much you could save by transferring your credit card balance to a NAB credit card.

Help me choose a card

Answer some quick questions and our credit card selector will match a card to your needs.

New credit card enquiries

Find out what you need to know when applying for a new credit card.

Resume a saved credit card application

Existing NAB customers who save their progress have 30 days to return and complete their application. To resume your application, make sure you have your NAB ID and mobile phone with you.

Unable to apply online?

If you’re unable to apply for this product online, you may visit a branch and a banker will assist you.

Contact us for credit and debit card general enquiries

Speak to a specialist for help with your credit or debit card.

Call us

Monday to Friday, 8:00am to 7:00pm (AEST/AEDT)
Saturday to Sunday, 9:00am to 6:00pm (AEST/AEDT)
Call us using the NAB app or from the following numbers.

Message us online

NAB Messaging answers your banking questions 24 hours a day. Ask our Virtual Assistant everyday questions or chat to a NAB banker.

For questions about your NAB account, log into NAB Internet Banking or the NAB app to start a conversation with us.

Contact us about lost and stolen cards

Call us within Australia

24 hours, 7 days a week - toll free

Call us from overseas

24 hours, 7 days a week - toll free

Contact us for Signature card enquiries

For enquiries and concierge services related to all NAB Rewards Signature and NAB Qantas Signature cards.

Call us

24 hours, 7 days a week

Message us online

NAB Messaging answers your banking questions 24 hours a day. Ask our Virtual Assistant everyday questions or chat to a NAB banker.

For questions about your NAB account, log into NAB Internet Banking or the NAB app to start a conversation with us.

Contact us for Platinum and Premium card enquiries

For enquiries and concierge services related to all NAB Platinum and Premium cards.

Call us

24 hours, 7 days a week - toll free

Message us online

NAB Messaging answers your banking questions 24 hours a day. Ask our Virtual Assistant everyday questions or chat to a NAB banker.

For questions about your NAB account, log into NAB Internet Banking or the NAB app to start a conversation with us.

Interpreters available

Do you have limited English or prefer to speak in a language other than English? When you call us, just say “I need an interpreter” and we’ll arrange for someone to help with your enquiry.

If you don’t see your language listed, please ask us for help to find someone who speaks your language to help with your banking.

Important information

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NAB acknowledges the Traditional Owners of the land as Australia’s First Peoples and recognises their continuing connection to lands, water and country. We pay our respects to Elders past and present.

Any advice on our website has been prepared without considering your objectives, financial situation or needs. Before acting on any advice, consider whether it is appropriate for your circumstances and view the Product Disclosure Statement or Terms and Conditions available online or by contacting us. Credit applications are subject to credit assessment criteria. Interest rates, fees and charges are subject to change. Target Market Determinations for our products are available at nab.com.au/TMD. Products issued by NAB unless stated otherwise.

© National Australia Bank Limited ABN 12 004 044 937 AFSL and Australian Credit Licence 230686