*67 might do. But with the sophisticated telephone system right now, there are ways where your number will still appear on the caller ID system of the person you are calling. There's an online reveiw and guide that will help you www.800numbersinfo.com
you can dial *67 before the number to block your name from showing up
You can call someone without showing your own number by dialing star symbol67 before you dial the phone number you wish to call. this blocks your number just on this call, not permanently. If you want to block your number permanently go into your phone's menu settings and look for the option to block your number.
"star" 67 then the phone number you are dialing
Block id, call your cell provider they have a code you can dial before you make the call or your cell phone should have a blocked id feature. :)
Dialing *67 before the number will prevent your number from showing up on caller ID or being retrieved via *69. On a Cell Phone you need to dial #31# before you number *67 wont work on a cell phone(not in Canada anyways) This is what works for me when I need to block cell numbers http://howtofixstuff.blogspot.com/2012/03/how-to-block-numbers-on-cell-phone.html
You use *67 before the number
Yes, dialing *68 on any service will block your number from showing up on the recievers caller ID screen. No, you must dial *67.
Type "*67" before the number.
Yes *67
Type !mutelogins This will block the logins from showing up in your chat.
typing *67 before dialing a phone number will block your number from appearing on a caller ID feature. This is a temporary block for only this call and if you want to block future calls, you must dial *67 each time. Also - be advised that this does NOT block your number from the phone service carries. They will be able to view your number and it is possible that your number will appear on the 'callees' phone bill.
Dial *67 before the number you wish to dial.