Warning

⚠ Hiding phone numbers may not be legal in some places, and even if you hide your number, you mobile operator WILL (of course) see your number. Use the method described in this article at your own risk!

In Android/iOS, there is a way to hide your phone numbers on outgoing phone calls.

  • For most Android phones, this setting is somewhere under Call Settings -> Additional settings in the phone app.
  • In most countries, it is by law that the mobile network operator provide an option to hide your number. if you choose the Hide number options, you number will always be hidden. This is a setting at the operator level, meaning even people who have your info in their contacts will not be able to identify who you are.
  • To most people, you would not want to hide your mobile number when calling someone you know. But you do want to do so, if you are calling someone you are not familiar with, a business for example.
  • Luckily, there is a way to hide your phone numbers temporarily, if you wish to do so. It differs by country though:
    • In the U.S, if you want to hide your number, you can add *67 before the number you are calling.
    • In New Zealand, you can use
      • when *31# is added to the number you are trying to call, you number will be shown, disregarding the setting.
      • when #31# is added to the number you are trying to call, you number will be hidden, disregarding the setting