How to Block Citibank ATM/Debit Card With Toll-Free Number & Online

If your Citibank ATM/Debit card is lost or theft by somebody, the Cardholder shall immediately Block/Hotlist his /her card to avoid any misuse for safety reasons. The Bank offers multiple ways to block Citibank card, customers can follow the below steps to Block their Citibank debit card.

How to Block Citibank ATM Card By Calling on Toll-Free Number

To block your Citibank ATM Card, call on Citibank customer support center representative at 24 hours toll-free helpline number 1800 267 2425 ( India Toll-Free), or +91 22 4955 2425 or +91 44 6698 2136 (local dialing) to log a complaint or block your card in any of the following.

How to Block Citibank ATM Card Online With Internet Banking & Mobile Application

Internet Banking

Citibank account holders can log in to the internet banking service and navigate to the card-blocking option. If you don’t have access to the internet banking service then you can register online by visiting the bank website. (

Mobile Applications

Also, Citibank customers can download the mobile application to block their lost card.

  • Step 1) Download the application.
  • Step 2) Login to the app with the Customer information.
  • Step 3) If you don’t know these detail then select register on the app or visit the Citibank website.


Citibank IN
Citibank IN
Developer: Citibank India
Price: Free


The app was not found in the store. 🙁

How to Block CitiBank ATM Card by Visiting Citibank Branch

If you don’t have access to any of your banking services then you can visit your home branch for closing your lost card. Write a complaint to the bank, containing your address and other account detail or fill the required form in the branch to block your Card.