How to Block Your GLO SIM Card 2024

How to Block Your GLO SIM Card 2024: Welcome to, your go-to source for straightforward tech solutions. 

How to Block Your GLO SIM Card

Losing your phone or having it stolen can be a stressful experience, but knowing how to quickly block your GLO SIM card can help protect your personal information and prevent unauthorized use of your account. 

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In this post, we will walk you through the simple steps to block your GLO SIM card and provide tips to keep your data safe.

Understanding the Importance of Blocking Your SIM Card

Your SIM card contains valuable personal and financial information, including contacts, messages, and banking details. 

If your phone is lost or stolen, blocking your SIM card promptly can prevent unauthorized access to this sensitive data and protect you from potential fraud or identity theft. 

By blocking your SIM card, you can minimize the risk of misuse and safeguard your privacy.

How to Block Your GLO SIM Card When Phone is Stolen

In this post, I will show you three ways you can use to block your GLO line;

  1. Via USSD Code
  2. By calling the GLO Customer care
  3. By visiting GLO Service center

Code to Block GLO SIM Card

The code to block GLO SIM card is #22#

However, you should understand that this will automatically block your SIM card, but this method only works if you still have access to your SIM card.

Also, this method will block all incoming and outgoing calls. You can do this if you’re in a position where you know your phone will be taken, as in an armed robbery case.

How to Block GLO Line From Another Phone

Another method is blocking GLO SIM card from another phone by calling GLO Customer Care!

To block your GLO line from another phone, follow the steps below;

  1. Open the Call app on your mobile phone
  2. Dial 200 or +2348050020121 from any phone with GLO Line
  3. Follow the automated prompts until you are able to talk to the GLO representative 
  4. Tell the representative that you lost your phone/SIM and you wish to block your line or maybe you noticed fraudulent activities on your GLO line, tell them the problem
  5. They will ask for your phone number and then ask you some personal questions like say three contacts saved on the GLO line, the last time you recharged and how much you recharged, your DOB, your mother’s name, etc.
  6. If you are able to answer the questions, they will block the line.

Simple as that! 

How to Block GLO SIM Card by Visiting GLO Service Center

If you’re unable to contact GLO customer service or you don’t know how to do it using USSD code, you can visit any GLO service center or store to request assistance in blocking your SIM card. 

Provide your personal information and any necessary identification documents to verify your identity and initiate the blocking process.

Frequently Asked Questions – FAQs

Can I block my GLO SIM card?

Yes, you can block a stolen GLO SIM card by simply dialing 200 and talking to a GLO representative.

How can I deactivate my GLO SIM card?

To deactivate a SIM card, you need to contact your service provider and ask them to deactivate the SIM card. You may be asked to provide some identification details to verify your identity.

How do I know if my SIM card is deactivated?

Try Making a Call or Sending a Text: This is the most straightforward method. Try to make a call or send a text message. If the call goes through or the message is sent, then the SIM card is active. If not, it could be deactivated, or there could be another issue, like a lack of signal or an issue with the device itself.

What code can I use to block Glo number?

To block your Glo sim card by calling customer care, contact the Glo customer care line on 121 or 200 from your phone and request that your sim card be blocked. If you don’t have access to a phone with GLO SIM, dial +2348050020121 from any other phone with a mobile network to speak with a Glo customer care attendant.

TeezabTech Conclusion on How to Block Your GLO SIM Card

In conclusion, knowing how to block your GLO SIM card is essential for protecting your personal information and preventing unauthorized access to your account in the event of loss or theft. 

By following the simple steps outlined in this guide, you can quickly and effectively block your SIM card and minimize the risk of misuse. 

Remember to contact GLO customer service, visit a GLO service center, or GLO blocking USSD code to initiate the blocking process. 

Stay safe and secure with for more tech tips and insights.

If you have any questions regarding this post simply leave us a comment in the comment box below and we will get back to you as soon as possible. Thanks for stopping by! 

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