Find "Show my number"
Press the Navigation key.
Scroll to Settings and press the Navigation key.
Scroll to Applications and press the Navigation key.
Scroll to Call and press the Navigation key.
Scroll to All calls and press the Navigation key.
Scroll to Show my number and press the Navigation key.
Turn your own caller identification on or off
Highlight Send or Hide and press the Navigation key.
Please note: you can only hide your caller identification for voice calls. When you send text messages, your phone number is always displayed.
Exit
Press Disconnect to return to standby mode.