The best way to block your call is to use *67. But who really wants to pick up the phone when they see “blocked call” on the caller id? Not me.
The best way to make your number look as another phone number is to spoof it.
There are many ways to spoof your call so that your number will appear as other digits on another phone. It’s perfect for pranks, catching a cheating girlfriend or spouse.
There are also sites out there that show you how to get fake your number so that you can change your number to any number you want.
According to freecalleridspoofing.com
You can still use their free spoofing demo with no credit card.
Spoofcard has an exclusive offer to twitter users. All you have to do to take advantage of this special offer is go here and scroll to the bottom of the page. Follow the instructions carefully and you’ll get a fully functional free spoofcard pin number in your email.
With the free spoofcard, you can make it look like you are calling from a different number. You can also use the free voice changer and free call recording software.
Make a prank call and never get caught.