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How to Block Your First Bank Account Instantly
How to Block Your First Bank Account Instantly

Losing a debit card or noticing suspicious activity on your bank account can be stressful. However, First Bank provides several ways to secure your account immediately without having to visit a branch. Blocking your account ensures that no unauthorized person can access your funds.
This guide explains all the available methods you can use to block your First Bank account, whether you have your registered phone number with you or not.
Methods to Block Your First Bank Account
1. Using the First Bank Mobile App
- Download and log in to the FirstMobile App.
- Navigate to Card Services.
- Select the card you want to restrict and choose the option to Hotlist or block it.
- Confirm the action to complete the process.
This is one of the fastest ways to secure your account online.
2. Using USSD Code
- Dial *894*911# on any mobile phone.
- Follow the on-screen instructions to block your ATM card or account.
This method does not require internet access, making it convenient when data is unavailable.
3. Using SMS
- Send the word BLOCK to 30012 from your registered phone number.
- Your account will be restricted immediately after the request is processed.
4. Contacting Customer Support
If you prefer direct assistance, reach out to First Bank through:
- Phone: 0700-FIRSTCONTACT (0700-34778-2668228), 01-4485500, or 0708-062-5000
- Email: firstcontact@firstbanknigeria.com
Customer care will guide you through securing your account quickly.
How to Block Your First Bank Account from Another Phone
If your registered phone is not available, you can still secure your account:
- Dial *894*911# from any mobile phone.
- Enter the phone number linked to your account.
- Follow the prompts to confirm and complete the block request.
How to Block Your First Bank Account Without a Phone Number
If you do not have access to your registered mobile line, there are two alternatives:
- Customer Service
Call First Bank’s support lines or email them directly. Be ready to provide details such as your full name, date of birth, and possibly your account number for verification. - Visit a Branch
Go to any First Bank branch and request for your account to be blocked. A valid means of identification will be required.
You Should Act Fast
Fraudsters can quickly take advantage of a lost or stolen card. Blocking your account immediately prevents unauthorized withdrawals, transfers, or online transactions. Acting promptly helps protect your money and gives you peace of mind.
ALSO READ: Should You Block Your Ex After a Breakup?
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