If you want to withhold your number and keep it hidden from the person you’re calling, you need PrivateNumber.

You can choose from two different options: you can either permanently withhold your number, for only 3 cents/day, or have the freedom to choose before each call, for only 5 cents/day.

CLIR Hide your number permanently
SOCLIR  Choose when to hide your number
  • Subscribe
  • Fee
  • Subscription fee
  • Unsubscribe

How to use

  • If you opt for CLIR, your number will remain hidden on all calls until you unsubscribe
  • If you opt for SOCLIR and want to show your number on a call, dial normally
  • If you opt for SOCLIR and want to hide your number on a call, dial #31#(phone number)


  • With two PrivateNumber options, you can keep your number private permanently or withhold it when you choose to

Terms & Conditions

  • The subscription fee is charged from your main balance.
  • PrivateNumber is available to all Smart prepaid and postpaid customers, except Smart Traveller SIM subscribers.
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