Open your phone app
Go to the keypad
Dial the caller ID blocking code for your country, if available
Enter the phone number you want to call
Press call
On many phones, you can also hide your number in settings
Open Settings
Tap Phone or Call settings
Tap Caller ID or Show My Caller ID
Turn it off
Some carriers let you block your number for all outgoing calls
Contact your mobile carrier for the correct method
The recipient may still be able to identify or block private calls