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Important Notice

With effect from March 01st 2023, Citibank, N.A., - Hanoi Branch and Ho Chi Minh City Branch has transferred ownership of its consumer banking business to United Overseas Bank (Vietnam) Limited (Registered number 0314922220) (“UOB Vietnam”).
UOB Vietnam is the issuer of “Citi” branded consumer banking products in Vietnam and Citibank, N.A., - Hanoi Branch and Ho Chi Minh City Branch is providing certain transitional support in respect of those products.
The trademarks “Citi”, “Citibank”, “Citigroup”, the Arc design and all similar trademarks and derivations thereof are used temporarily under license by UOB Vietnam from Citigroup Inc. and related group entities.

CARD ACTIVATION GUIDE

How to activate cards?

Activation on demand.

How to activate cards online? Activation on demand.

Easy, instant and 24/7 channels for activating your credit cards and debit cards everywhere.

CITI MOBILE®

You can easily download and log in to Citi Mobile® App to activate your card anytime, anywhere. Click www.citibank.com.vn/download to download the Citi Mobile® App.

How to activate your credit card on Citi mobile app

CITIBANK ONLINE®

How :

Log in to Citibank Online® at www.citibank.com.vn with your User ID and Password.

  • Select "Services/My profile".
  • Click "Card activation" and select your card name for activation.

Confirmation :

  • Citi will send you a notification via SMS and email.
  • Card status is immediately changed on your Citibank Online®.

Applicable:

This channel is applicable for domestic and overseas activation.

  • Smooth, Safe, Sensible way to Citibank Online.
  • Open Citi CASH BACK card online

Disclaimer

Fees and rates can be revised at any time based on market conditions or at Citibank's discretion.