Have you ever wanted to call somebody but you did not want him to see your number on his phone?

If you want call somebody and you don't want him to know your number, you can set your Samsung Galaxy S2 to do that (provided your networks allows it). The party you are calling to will see "Private Number" on his phone.

Simple follow the following step and you can do it.

1) Go to Setting
2) Tap on Call
3) Tap on additional settings
4) Click on Caller ID
5) Select Hide number
   You've done.

Here are few screen shots for your help

                                                                          Settings

Call

Additional Settings

Caller ID