How to Block GTBank Atm Card

It can be frustrating to lose or have your GTBank ATM card stolen, but it’s important to act quickly to protect your finances. In this article, we’ll show you step-by-step the process of blocking your GTBank ATM card in order to prevent unwanted access and secure your cash.

How to Block GTBank Atm Card

How can I block my GTBank ATM card if it is lost or stolen?

Follow these steps to block your GTBank ATM card if it has been lost or stolen:

  • Call GTConnect at +234 1 448 0000 or +234 802 900 2900 (from outside Nigeria).
  • Verify your identity by submitting your account number and personal information.
  • Report the loss or theft of your card and get a replacement.

There are other ways to block your atm card and they include:

How to Block GTBank Atm Card Through USSD Code

The code to block the GTBank ATM card is *737*51*74#. When you dial this code into your phone, you will be asked for the phone number you used to register the account. This will block your account and prevent you or anyone else from using your card.

How to Block GTBank Atm Card Using a Mobile App

You can easily access numerous financial functions with a mobile banking app. Check the balance of your savings bank account, transfer funds to another user, order a new cheque book, set up standard instructions, conduct money transfers, pay utility bills, and even block your ATM card if it is misplaced. GTBank has two mobile applications;

Here’s how to disable your GTBank ATM card in your GTWorld app:

  • Download Install the GTMobile banking app from the Google Play Store or the apple store.
  • Log in with your username and password if you already have an account.
  • Swipe left and Select “My Services” from the menu that opens.
  • Choose “Cards and Cheques.”
  • Tap “Card Hotlist Request” and follow the on-screen instructions to block your card.

How to block your ATM from GTworld App:

  • Sign into your GTworld App.
  • Click on account details.
  • Select card from the dash board that will appear
  • Click of block card
  • Select reason to block card
  • Click on “Yes,Block” to block your card.

How to Block GTBank Atm Card Through Online Banking

 You can also use online banking to block your ATM card. Follow the instructions below:

  • Go to their official website at
  • Sign in with your username and password.
  • Click on cards and enter the card number as well as the reason for the hotlist.
  • Give the correct response to the question you selected
  • Continue and enter your token code. Once completed, submit the request;

you will be notified if your ATM card has been blocked.

If my phone is stolen, how can I disable my GTB account?

In the event that your phone is stolen, you can call the bank using a friend’s phone to notify them that you need to block your account. You can also seek help from your local GTB branch.

What happens when I block my ATM card? 

When it is blocked, you cannot make any online purchases since they will be refused. Furthermore, the card will not be scanned by the ATM’s card reader, and the PIN will not be accepted.

GTB Contact Information

If you have any problems or need more information about your ATM card, please contact them using the information below.

Head office:  Plot 635, Akin Adesola, Victoria Island, Lagos, Nigeria.

 Email address:

Phone number: +234 1 2715227

Facebook: Guaranty Trust Bank, on

 Instagram: gtbank

Twitter handle: @gtbank

Frequently Asked Questions

Below are some of the frequently asked questions on how to block my Gtbank ATM card and their short answers:

Is there a cost for blocking my GTBank ATM card?

GTBank normally does not impose a fee for banning your ATM card due to loss or theft. However, there may be fees connected with receiving a replacement card, which vary depending on your account type and location.

Can I unblock my GTBank ATM card once it has been blocked?

Yes, if you’ve blocked your GTBank ATM card due to a temporary issue (e.g., you misplaced it but later discovered it), you can request that it be unblocked through GTConnect or by visiting a GTBank branch. Prepare to authenticate your identification and provide a valid cause for unblocking the card.

What should I do if I notice unauthorized transactions on my account after blocking my ATM card?

If you discover any illegal transactions on your account after you’ve blocked your ATM card, contact GTBank right once to report the suspicious behavior. They will look into the problem and take the necessary steps to protect your account.

Can I block my GTBank ATM card while I’m abroad?

Yes, you can block your GTBank ATM card when traveling abroad by contacting the GTConnect hotline. If you are outside of Nigeria, use the international contact number. It is important to act quickly to avoid unauthorized card use.


Blocking your GTBank ATM card is an important step in protecting your finances in the event of theft or loss. By taking these procedures as soon as possible, you can reduce the danger of financial loss and ensure the security of your account. Remember to keep your card information and PIN private at all times.

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