There is another feature that you can get in 8×8.com communication system. Every subscriber can have their caller ID which the entire known subscriber has already stored in their phone. However, if you are interested to make a call but like to block caller ID of your phone so that receiver may not who is the caller. Usually such facility is rarely used by any one but in 8×8.com communication system you have got the additional luxury to block caller ID of your phone by punching certain code and again it is possible to restore it back by punching another number.