Want to activate your new Citibank card at online.citi.com? Well, you would have to follow the steps I would be listing out shortly to complete the activation process. There are various types of cards offered by Citibank and I would be sharing just how to activate most of them shortly.
Activate New Citibank Card
You don’t have to get caught with a card you can’t use at checkout. Activate your card as soon as you receive it. Activating your Citibank Card, whether a credit card, debit card, or Citibank-issued ATM card, is simple and can be done in several ways. You can call Citi Phone Banking or activate your card online. Both options are available twenty-four hours a day.

How to Activate Citibank Cards Online
There is a simple process to activate your Citibank card online. Note that this process is the same irrespective of the card you have (credit or debit). Follow the instructions below to activate your card online.
- Open your web browser and go to https://online.citi.com/US/ag/activate/index.
- Enter your card number in the text field provided.
- Scroll down and click “Continue”.
Follow the rest of the screen prompts to complete your activation. Note that the next set of instructions may vary by the card you’re trying to activate and if you are the owner of the card or if you’re activating it for someone else. Read on to see the different types of cards that can be activated and some of the procedures that follow.
Checkout: Activate Stage Credit Card
Activating Citibank-Issued Credit Cards
Citi cards can be activated online on the Citibank website. All you need is the card you want to activate. You will be asked to enter your card number, your name as it appears on your card, a security code on the back of your card, the last 4 digits of your social security number, and your date of birth.
If you are an authorized user, you will need the primary cardholder’s social security information and date of birth. You can also activate your card over the phone by calling the number indicated on the sticker on the front of your new card.
Activating Citibank Debit Cards
Dial the number indicated on the sticker on the front of your new card. You can quickly activate the card. Just be sure to call from home or your cell phone for the fastest service. If you’ve lost the tag, you can find a number on the back of your debit card for the service.
Call the number and tell the Citibank representative that you want to activate your card. Have your card handy as you may need to verify the information on the card. You will need to provide your debit card number, social security number, or account number. You will also be asked for your phone’s passcode. If you don’t have one, your Citibank representative will help you set one up.
Activating Citibank ATM Cards
Citibank savings account holders, including those with simple savings and money market accounts, can use a Citibank bank card to access their funds at ATMs around the world. Credit card activation is similar to debit card activation.
Also, See: Activate AMC Gift Card
Simply call the number on the sticker on the front of the card or the number on the back of the card. You can upgrade your ATM card to a debit card for easier access. This can also be done by calling the number on the back of your card.
Activating Citibank Prepaid Cards
First, determine if your card has been activated. If there is no label on the front with a phone number to call, the n the card is activated and is ready to use. If there is a sticker on the front of the card, call the phone number provided and follow the phone instructions to activate your card.