For security, all new Citibank cards require activation.
This is easy with Citbank Online.
1: Click Card Activation on the Citbank Online homepage.
2: Enter the number and expiry date of your new card, along with your date of birth.
3: Retype the boxed code in the empty field beneath, and click SUBMIT.
4: On the next screen, enter and re-enter your ATM PIN, and click SUBMIT again.
5: You will receive a One Time Password via SMS. Enter it in the box and click CONTINUE.
Your card is now activated and ready to use.