If your debit card has been lost, stolen or misused, you can temporarily block or cancel it directly from your online bank. Here's how:
From your web browser:
If your card has been cancelled we'll send you a new one by mail to the address on file.
From the National Bank app:
If you're in Canada or the United States and have a problem, you can call us directly at 1-800-361-0070.
If you are calling from outside North America, contact us via collect call from a landline at 514-844-8026. Please note that charges may apply if you're calling from a mobile phone.
Need assistance abroad?
If the loss of your card is causing you financial difficulties, you can contact the Canadian government's consulate and embassy services for emergency assistance.