How to Block Your GTBank ATM Card: Discover the easy steps to block your GTBank ATM card using USSD, Customer Support, and online via the Mobile App.
In our increasingly digital world, securing your financial assets is of paramount importance. The potential risks of losing your ATM card, such as unauthorized transactions and financial losses, have never been more prevalent. To address these concerns, Guaranty Trust Bank (GTBank) offers a range of convenient methods to promptly block your ATM card. This comprehensive guide will take you through the process of blocking your GTBank ATM card using three accessible methods: USSD, the mobile app, and customer support. Our goal is to provide you with straightforward instructions that are easy to follow and understand by everyone.
What We Covered
- Reasons to Block Your GTBank ATM Card?
- How to Block Your GTBank ATM Card Via USSD Code
- How to Block GTBank ATM Card through the Mobile App
- How to Block Your GTBank ATM Card Via Customer Support
- Frequently Asked Questions (FAQs)
Why Block Your GTBank ATM Card?
Imagine the sinking feeling of realizing your ATM card has gone missing, been stolen, or compromised. Unauthorized transactions could potentially lead to substantial financial losses. Blocking your GTBank ATM card swiftly is a proactive measure to prevent unauthorized access and secure your financial stability.
How to Block Your GTBank ATM Card Using USSD Code
Blocking your GTBank ATM card through USSD is a simple process that can be accomplished in a matter of minutes:
Step 1: Dial the USSD Code Using the mobile number linked to your GTBank account, dial 73751*10# and press the call button.
Step 2: Enter Your Account Number Enter your GTBank account number as prompted by the system.
Step 3: Confirm the Action Confirm your decision to block the card. The system will request your confirmation before proceeding.
How to Block GTBank ATM Card Via the Mobile App
GTBank’s mobile app, GTWorld, provides a user-friendly platform for managing various banking tasks, including blocking your ATM card:
Step 1: Access the App Log in to the GTWorld mobile app using your login credentials.
Step 2: Open the Menu Within the app interface, and locate the menu icon, typically positioned at the top left corner.
Step 3: Choose “Cards & Cheques” From the menu options, select “Cards & Cheques.”
Step 4: Select the Card to Block Identify the specific card you wish to block from the list of cards linked to your account.
Step 5: Activate the Block On the card details page, find the “Block Card” option. Toggle this option to effectively block the card.
Also Read: 3 Ways to Block Your UBA ATM Cards
How to Block Your GTBank ATM Card Through Customer Support
If you encounter any difficulties or prefer personalized guidance, GTBank’s customer support is readily available to assist you:
- Phone: Contact GTBank’s customer service using the provided phone numbers during their business hours. The GTB contact numbers are +234 1 448 0000, and +234 700 4826 66328
- Social Media: Reach out to GTBank through their official social media platforms, including Twitter, Facebook, and Instagram @GTBank. Send a direct message explaining your situation to receive prompt assistance.
- Email: Compose an email outlining your request to block your ATM card and send it to GTBank’s designated email address. The email address to hotlist your GTB ATM card is gtassistant@gtbank.com.
Frequently Asked Questions (FAQs)

Here are answers to some common questions you might have about the process of blocking your GTBank ATM card:
Q1: Can I unblock my card after it has been blocked? A1: Yes, you can unblock your card by contacting GTBank’s customer support and following their instructions.
Q2: Is there a fee associated with blocking my card? A2: No, there is no fee for blocking your GTBank ATM card.
Q3: Do I need to physically visit a bank branch to unblock my card? A3: Yes, visiting a bank branch is necessary to complete the unblocking process for security reasons.
Q4: How quickly will my card be blocked after using the USSD code? A4: Your card will be blocked almost immediately after confirming the action using the USSD code.
Q5: Can I continue using other banking services after blocking my card? A5: Absolutely, blocking your card does not affect your ability to use other banking services, such as online banking.
Q6: What information should I have on hand when contacting customer support? A6: Be prepared to provide your account details, card number, and personal identification information for verification.
Q7: Is blocking my card reversible? A7: Yes, you can unblock your card by contacting customer support and following their instructions.
Q8: Are there specific hours for contacting customer support? A8: GTBank’s customer support operates during regular business hours, while their social media channels are accessible around the clock for assistance.
Q9: Will I receive a confirmation after my card has been successfully blocked? A9: Yes, you will receive a confirmation message once your GTBank ATM card has been successfully blocked.
Q10: Can I block my card while abroad? A10: Yes, you can use the USSD code or contact GTBank’s customer support to block your card, even if you are abroad.
Conclusion
In today’s digital landscape, safeguarding your financial assets is paramount. GTBank empowers you to take control of your financial security by providing straightforward methods to block your ATM card. Whether you opt for the convenience of USSD, the user-friendly mobile app, or the personalized assistance of customer support, these methods are designed to be efficient and accessible. Regardless of the method you wish to use, you can effortlessly follow these step-by-step instructions on how to block your GTBank ATM card and ensure the safety of your finances.