How to Block Numbers on MTN, Airtel, Glo, and other Mobile Networks

Unwanted calls can be a nuisance, disrupting our daily lives and causing frustration. Fortunately, mobile network providers in Nigeria offer call-blocking features that allow users to regain control over their incoming calls.

In this article, we will explore the methods and codes to block calls on popular networks such as MTN, Airtel, Glo, and other mobile networks in Nigeria. Let’s dive in and discover how you can effectively manage unwanted calls.

  1. MTN Call Blocking: MTN provides various options to block calls from specific numbers. Follow these steps:
  • To block a number: Dial 420number# and press the call button.
  • To unblock a number: Dial 421number# and press the call button.
  1. Airtel Call Blocking: Airtel users can leverage call-blocking features using the following codes:
  • To block a number: Dial 141number# and press the call button.
  • To unblock a number: Dial 121number# and press the call button.
  1. Glo Call Blocking: Glo subscribers can manage unwanted calls using the following methods:
  • To block a number: Dial 35number# and press the call button.
  • To unblock a number: Dial #35*number# and press the call button.
  1. Other Mobile Networks: For users on different mobile networks, the call-blocking process may vary. Here’s a general approach:
  • Check your mobile network’s website or customer service for specific call-blocking instructions.
  • Some smartphones have built-in call-blocking features in the settings. Explore your phone’s settings and look for call-blocking options.
  • Third-party call-blocking apps are available on app stores for both Android and iOS devices. These apps provide advanced call-blocking functionalities.

Tips to Effectively Manage Unwanted Calls:

  • Maintain caution when sharing your phone number online or with unfamiliar sources.
  • Add important contacts to your phone’s whitelist or favorites list to ensure their calls are not accidentally blocked.
  • Regularly review your blocked numbers list and remove any obsolete or no longer unwanted entries.
  • Report persistent spam or harassing calls to your mobile network provider for further action.
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Unwanted calls can disrupt our daily lives and invade our privacy. Thankfully, mobile network providers in Nigeria offer call-blocking features to help us regain control over our incoming calls. By following the provided codes and methods for MTN, Airtel, Glo, and other mobile networks, users can effectively block unwanted calls. Remember to utilize these features responsibly and stay vigilant against potential call-related issues.