How to block Keystone Bank and Polaris bank ATM Card Account

Last updated on March 27th, 2025 at 08:04 am

When ever your debit card get lost or stolen you can easily block your account yourself without going to the banking hall. all you need is to follow the steps by steps guild-line to enable you perform this seamless service without stress.

Most time our account are compromise by fraudsters or we misplaced our belongs . when this happened we become restless as Smartphones and tablets are portable computers, and therefore need similar protection. Here are some tips you can use to increase the security of your mobile device and block your account.

In this article, we will guide you through the process of blocking your Keystone Bank and Polaris Bank ATM cards efficiently and effectively. Understanding the reasons for blocking your card, the steps to take immediately, and how to do it yourself  are all essential aspects that will be covered.

Reasons why you may want to blocked your Card

There are several reasons why you might want to block your Zenith Bank card. Some common ones include:

1.  If your card is misplaced or stolen, blocking it immediately prevents unauthorized access.
2.  If you notice suspicious or fraudulent transactions on your account, blocking your card can secure your funds.
3.  If your card details are exposed, such as through phishing or data breaches, blocking the card prevents misuse.
4.  In situations where you’re unsure about your card’s safety, you might block it as a precautionary measure.
5. Blocking your card helps protect you from scams or theft attempts targeting your card details.

How to block Polaris bank account/ATM Card

To block your Polaris Bank account or ATM card, here are the available methods:

Using USSD

1. Dial *833*13#* on your registered phone number.
2. Follow the prompts to provide your account details.
3. Confirm the action by entering your USSD PIN.

Mobile App

1. Log in to the Polaris Bank mobile app.
2. Navigate to the “Cards” or “Account” section.
3. Select “Block Card” or “Block Account” and confirm the action.

Customer Service

• Call Polaris Bank’s customer care at 0700POLARIS (07007527474) or +2348069880000 for immediate assistance.
• You can also visit the nearest Polaris Bank branch for in-person support.

How to block Keystone Bank account/ATM Card

To block your Keystone Bank account or ATM card, you can use the following methods:

Using USSD

1. Dial *7111*911# on your registered phone number.
2. Follow the prompts to provide your account details.
3. Confirm the action by entering your 4-digit USSD PIN.

Customer Support

• Call Keystone Bank’s customer care at +2347002003000 for immediate assistance.
• Alternatively, visit the nearest Keystone Bank branch for in-person support.

These methods ensure your account and card are secure from unauthorized access.

How to protect your account and debit/credit card

Protecting your bank account and debit/credit card is crucial for financial security. Here are some effective tips:

Protecting Your Account

1. Use complex passwords for online banking with a mix of letters, numbers, and symbols.
2.  Activate transaction alerts to monitor any activity on your account in real-time.
3. Check your account statements frequently for unauthorized transactions.
4.  Always lock your phone and avoid sharing sensitive banking information over calls or texts.

Protecting Your Cards

1. Store your cards securely and avoid exposing the card details unnecessarily.
2. When using ATMs or POS terminals, shield the keypad while entering your PIN.
3.  If your card is lost, stolen, or compromised, block it immediately.
4. Use your card only on trusted websites and platforms to prevent fraudulent activities.

General Tips

• Avoid accessing banking services on unsecured public networks.
• Never click suspicious links or provide card details to unknown sources.
• Add an extra layer of security to your online accounts.