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Block Your Card
Block a lost, stolen or compromised card in the TNB Card app or Cards Portal.
Block in the App or Cards Portal
01
Open the TNB Card app or Cards Portal.
02
Go to Cards.
03
Select Block Card.
Visa Assistance · 24/7
If you cannot use the app or portal, Visa can help you block a lost or stolen card. Choose the number for the country you are calling from.
For other countries, or if you have trouble getting through, ask your local operator for a reverse-charge call to +1 303 967 1096. Mobile or hotel charges may apply.
Card Services Help Desk
Monday–Friday 08:00–20:00 ·
Saturday & Sunday 09:00–17:00
If you suspect fraud or see unfamiliar payments, contact Card Services to report it and discuss the next steps.
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