CARD ACTIVATION GUIDE

Card security.

Activation on demand.

Card Activation Guide
  • Activation and de-activation of all Citibank Credit Cards, Debit Cards and Ready Credit Cards
  • Instant and 24/7 channels for activating and de-activating your card
New Card

All new, renewal and replacement Citibank Credit Cards, Debit Cards and Ready Credit Cards sent via mail will be in a de-activated(blocked) status. As part of this safeguard, any transactions attempted on a de-activated card will be declined.

However, please note that recurring payments on replaced/renewed cards will continue to take effect until such arrangements are being cancelled.

Please refer below to find out how to activate/de-activate your Citibank Credit Cards, Debit Cards and Ready Credit Cards via our various convenient channels available anytime, anywhere.

Channel

Citi Mobile

  • Activation/De-activation of your card is immediate and you will receive a confirmation SMS from us.
  • The Citi Mobile® App also contains many other convenient features that makes using your card safer and easier.

Step 1 : Download “Citibank SG” mobile app from App Store or Google Play

citi_mobile
app store
google play
OR
SMS CITIMOB to 72484

Step 2: Activate the card

  • Click "Activate your card"
  • Follow the instructions to complete your card activation

Or if you have logged on to your Citi Mobile® App

  • Tap the Profile menu → Under 'Credit Card Settings' tap on the card you would like to activate.
  • Tap 'Activate now'.
  • Enter the One Time Pin (OTP) of Citi Mobile Token PIN to proceed
  • Enter the CVV of your new card.
  • Tap Activate.

Citibank Online

  • If you access www.citibank.com.sg using your mobile, you will be automatically redirected to a mobile site.
  • Activation/De-activation of your card is immediate and you will receive a confirmation SMS from us.
  • De-activation via this channel is only applicable for Credit Cards

To activate/de-activate your cards online using your Internet Banking PIN:

  • Visit www.citibank.com.sg via computer/laptop/tablet
  • Click on "LOGIN TO", followed by "Citibank Online"
  • Enter:
    • User ID
    • Password
  • Under "Services" > "My Profile", click on "Card Activation" link and follow the steps on-screen.
Overseas Usage

For your security, all new, renewal and replacement Citibank Credit Cards, Debit Cards and Ready Credit Cards will be de-activated for overseas usage, unless:

  • You had specifically selected to activate the overseas usage feature on your account opening application form.
  • The card being renewed/ replaced was previously activated for overseas usage.

Remember to activate the overseas usage feature on your Citibank Credit Cards, Debit Cards and Ready Credit Cards before traveling to enjoy your global privileges.

Please note that overseas usage de-activation for Credit Cards will only disable overseas ATM cash withdrawals and point-of-sale (POS) magnetic stripe transactions. POS EMV Chip transactions will not be disabled.

Please refer below to find out how to activate/de-activate your Citibank Credit Cards, Debit Cards and Ready Credit Cards for overseas usage via our various convenient channels available anytime, anywhere.

Channel

Citi Mobile

  • Activation/De-activation of your card is immediate and you will receive a confirmation SMS from us.
  • This app is also your credit card companion app to extend the benefits and security features of your card(s).

Step 1 : Download “Citibank SG” mobile app from App Store or Google Play

citi_mobile
app store
google play
OR
SMS CITIMOB to 72484

Step 2: Open Citi Mobile® app

  • Tap the Profile menu → Under 'Credit Card Settings' tap on the card you would like to activate for overseas usage.
  • Tap on enable the 'Overseas Use' switch.
  • Enter the One Time Pin (OTP) or Citi Mobile Token PIN to proceed
  • Card is activated for overseas usage.

Citibank Online

  • If you access www.citibank.com.sg using your mobile, you will be automatically redirected to a mobile site.
  • Activation/De-activation of your card is immediate and you will receive a confirmation SMS from us.

To activate/de-activate your cards online using your Internet Banking PIN:

  • Visit www.citibank.com.sg via computer/laptop/tablet.
  • Click on "LOGIN TO", followed by "Citibank Online"
  • Enter:
    • User ID
    • Password
  • Under "Services" > "My Profile", click on "Overseas Card Activation" link and follow the steps on-screen.
FAQs

Click here to view FAQs on Card Activation and De-activation.

Click here to view FAQs on Overseas Usage Activation.