How to block and unblock keystone Bank from any Phone

How to block and unblock keystone Bank from any Phone

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Last Updated on September 6, 2025 by admin

In today’s increasingly digitalized world, protecting oneself from potential financial Losses ,threats and fraud has become paramount. Whether it’s due to suspicious activities, a lost debit card, or an unfortunate incident, knowing how to block your Keystone bank account is crucial to safeguarding your hard-earned money.

Keystone Bank is one of the leading commercial banks in Nigeria which provides a range of financial services to its customers. However, there may be instances where you need to block or unblock your Keystone Bank account. Blocking your account can prevent unauthorized access and transactions in case your account is compromised or if you suspect fraudulent activity.

Understanding the process of blocking and unblocking an account is essential to ensure the security of your funds and personal information. The service is available to Airtel, 9Mobile, GLO and MTN subscribers and dependent on full network signal from your telecom provider.

This article will guide you through the steps involved in blocking and unblocking your Keystone Bank account, as well as provide insights into the reasons for such actions and measures to prevent future blocks.

Reasons for blocking keystone bank account

Blocking a Keystone Bank account can happen for several reasons—some initiated by the account holder, others by the bank or even legal authorities. Here’s a breakdown of the most common scenarios:

Customer-Initiated ReasonsThese are usually for security or precaution:

  • Lost or Stolen Debit Card: To prevent unauthorized access to funds.
  • Suspicious Transactions: If you notice strange activity, blocking the account can stop further damage.
  • Compromised Account Details: Exposure through phishing, data breaches, or scams.
  • Stolen Phone: If your mobile banking access is at risk, blocking the account protects it.
  • Temporary Freeze: Some users block their accounts while traveling or during periods of inactivity.

Bank-Initiated ReasonsKeystone Bank may block accounts for compliance or fraud prevention:

  • KYC Issues: If your account lacks proper documentation or verification.
  • Unusual Activity: Large or irregular transactions may trigger a temporary freeze.
  • Dormant Account: Long periods of inactivity can lead to automatic blocking.
  • Violation of Terms: Breach of banking policies or suspicious behavior.

Court or Regulatory OrdersIn rare but serious cases, legal action can lead to account blocking:

  • Fraud Investigations: A Nigerian court recently froze multiple accounts after a ₦5.7 billion transfer glitch at Keystone Bank led to unauthorized withdrawals
  • Money Laundering or Scam Probes: If your account is linked to flagged transactions, it may be blocked pending investigation.

How to Block Keystone Bank Account

Blocking your Keystone Bank account is quick and secure—especially if your phone is stolen, your card is compromised, or you notice suspicious activity. Here’s how to do it instantly:

Using USSD Code (No Internet Needed)

  • Dial *7111*911# from any mobile phone, even if it’s not the one linked to your account
  • Follow the prompts to:
    • Enter your account details
    • Confirm with your 4-digit USSD PIN
  • Your account will be blocked immediately to prevent unauthorized access.

Call Keystone Bank Customer Care

  • Dial +234 700 200 3000
  • Request to block your account and verify your identity.

Visit a Keystone Bank Branch

  • Go to any branch with a valid ID.
  • Ask to block your account or card.
  • They’ll assist you in person and confirm the action.

Email Support

  • Send a message to contactcentre@keystonebankng.com
  • Include your full name, account number, and reason for blocking.
  • They may follow up with verification steps.

 

How to unblock Keystone bank account

Unblocking your Keystone Bank account depends on why it was blocked—whether by you, the bank, or due to a security issue. Here’s a clear and practical guide to get your account back up and running:

1. Contact Keystone Bank Customer SupportThis is the fastest and most direct method:

  • Call:  0708 060 6486 or 01-2712400
  • Email:  keystonecare@keystonebankng.com
  • Explain the situation clearly and provide:
    • Your full name
    • Account number
    • Reason for the block (if known)
    • Any supporting documents (e.g. ID, BVN)

 If your account was blocked via USSD (*7111*911#), mention that in your message.

2. Visit a Keystone Bank BranchIf you’re near a branch, this can speed things up:

  • Bring a valid ID (National ID, Driver’s License, Passport)
  • Request to reactivate or unblock your account
  • Fill out any required forms and verify your identity

3. Use the Online Reactivation PortalKeystone Bank offers an Account Reactivation Portal:

  • Fill in your details: name, account number, BVN, phone number
  • Upload:
    • A completed reactivation form
    • A valid ID
    • An affidavit (if required)
  • Submit and wait for confirmation

 

How to transfer money from keystone bank

Transferring money from your Keystone Bank account is fast and flexible—you can do it with or without internet, right from your phone or computer. Here’s your complete guide:

Using USSD Code (No Internet Needed)

Transfer to Any Nigerian Bank

  • Dial: *7111*Amount*AccountNumber# Example: *7111*5000*0123456789# to send ₦5,000
  • Follow the prompts and enter your 4-digit USSD PIN to confirm.

Works on any mobile phone linked to your Keystone account.

Using Keystone Mobile App

  1. Download and open the Keystone Mobile App (M-Banking).
  2. Log in with your credentials.
  3. Tap Transfers > Choose Keystone Bank or Other Banks.
  4. Enter recipient details, amount, and narration.
  5. Confirm with your PIN or biometric.

Using Keystone Internet Banking

  1. Visit Keystone Bank’s Online Banking Portal.
  2. Log in securely.
  3. Navigate to Transfers > Select Intra-bank or Inter-bank.
  4. Fill in the transfer form and authenticate with your token or OTP.

At a Keystone Bank Branch

  • Visit any branch with a valid ID.
  • Fill out a transfer slip.
  • Submit to the teller for processing.

 

How to buy airtme and data from keytone bank

Buying airtime and data from Keystone Bank is super convenient—you can do it with or without internet, straight from your phone. Here’s how to top up in seconds:

Using USSD Code (No Internet Needed)

Buy Airtime for Yourself

  • Dial *7111*Amount# Example: *7111*500# to buy ₦500 airtime for your own number.

Buy Airtime for Someone Else

  • Dial *7111*Amount*RecipientPhoneNumber# Example: *7111*500*08012345678#

 Works on MTN, Airtel, Glo, and 9mobile. You’ll need your Keystone USSD PIN to confirm.

Using Keystone Mobile App

  1. Open the Keystone Mobile App (M-Banking).
  2. Log in with your credentials.
  3. Tap Airtime/Data Recharge.
  4. Choose “Self” or “Third Party”.
  5. Select your network and enter the amount.
  6. Confirm with your PIN or fingerprint.

Using Keystone Internet Banking

  1. Visit Keystone Bank’s Online Portal.
  2. Log in securely.
  3. Navigate to Payments > Airtime/Data Purchase.
  4. Enter the amount, phone number, and network.
  5. Confirm with your token or OTP.

Visit Keystone Bank’s Online Portal.

 

How to pay bills from keystone bank

Paying bills from your Keystone Bank account is smooth and flexible—you can do it via USSD, mobile app, or internet banking. Whether it’s electricity, cable TV, water, or internet services, here’s how to get it done:

Using USSD Code (No Internet Needed

  1. Dial *7111# from your registered phone.
  2. Select “Pay Bills” from the menu.
  3. Choose the biller (e.g., DSTV, PHCN, Airtel, etc.).
  4. Enter the customer/account number and amount.
  5. Confirm with your 4-digit USSD PIN.

Works for utility bills, cable TV, internet subscriptions, and more.

Using Keystone Mobile App (M-Banking)

  1. Open the Keystone Mobile App and log in.
  2. Tap Payments > Bills Payment.
  3. Select the bill category (e.g., Electricity, TV, Internet).
  4. Enter the required details (e.g., meter number, smartcard ID).
  5. Confirm with your PIN or biometric.

You can also set up recurring payments for regular bills.

Using Keystone Internet Banking

  1. Log in to Keystone Internet Banking.
  2. Go to Payments > Bills Payment.
  3. Choose the service provider and enter payment details.
  4. Authenticate with your token or OTP.
  5. Submit and receive confirmation instantly.
  6. You can manage multiple accounts, schedule payments, and track your billing history.

 

How to open keystone bank account

Opening a Keystone Bank account is quick, flexible, and can be done online, via mobile, or in person. Whether you’re looking for a savings account, current account, or even a fixed deposit, here’s how to get started:

Open Online via Keystone’s WebsiteYou can open an account from anywhere—no branch visit needed.

  1. Visit the Keystone Bank Account Opening Portal.
  2. Choose your preferred account type:
    • Savings Account (for everyday banking and interest)
    • Current Account (ideal for businesses and frequent transactions)
    • Fixed Deposit (for long-term savings with higher returns)
  3. Fill in your personal details and upload a valid ID (e.g., National ID, Driver’s License, Passport).
  4. Submit the form and wait for confirmation via SMS or email.

Open via Keystone Mobile App

  1. Download the Keystone Mobile App (M-Banking) from Google Play or Apple Store.
  2. Tap Open Account.
  3. Enter your BVN and personal details.
  4. Verify your phone number and complete the process.

Open via USSD (No Internet Needed)

  • Dial *7111*0# from your mobile phone.
  • Follow the prompts to register and open a basic account.
  • You’ll receive your account number via SMS.

This method is great if you don’t have a smartphone or internet access.

Open at a Keystone Bank BranchPrefer face-to-face service? Just walk in with:

  • A valid ID
  • Passport photo
  • Utility bill (for address verification)
  • BVN (optional but recommended)

Fill out the account opening form and get your account number once verified.

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