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Caller Number Non-Display


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Frequently Asked Questions

  1. I would like to to activate Caller Number Non-Display, what options do I have?
    Upon registration, you need to select one of the options:
    • SMS your preference to 1627
      • Permanent basis : act Nondisplayp
      • Per call basis : act Nondisplayc

    • Activate via My M1 App
    • Activate via Manage My Account

  2. Does this service work when I make calls to an overseas number?
    It may not work as the service is dependent on the overseas network operator.