| Dial a caller ID block code before the phone | | | | option, and then dial the number. Because the call |
| number: If you are living in the United States dial | | | | is via the voicemail system, you are basically |
| *67 before dialing the actual phone number, if you | | | | calling through their phone line, and it appears as a |
| live in the United Kingdom dial 141 to block you | | | | blocked Caller-ID. This method is significantly |
| Caller-ID number and/or name from being | | | | cheaper compared to the previous method, as it |
| displayed on someone else's caller identification | | | | only uses minutes from your plan, which would |
| device. So for instance, if you want to call | | | | normally be spent. |
| 218-333-222, Dial *67-218-333-222 instead. Your | | | | Toll-Free Numbers: |
| caller will see a message which says "caller ID | | | | When you make a toll free call, or call emergency |
| blocked". If you have blocked your Caller-ID | | | | services like police ,ambulance, etc the recipient |
| permanently for a specific number, dial *82 | | | | might be able to identify your number using a |
| before dialing the number (in US). This service only | | | | system called Automatic Number Identification |
| applies to every individual phone call. | | | | (ANI) even if you have enabled the caller-ID block |
| Block you Caller-ID in all your outgoing calls by | | | | service; |
| default by applying for this service from your | | | | These companies are forbidden to use or give |
| phone company. Dial your phone company and | | | | out the phone number, so there is not much of a |
| have them add the Caller-ID block service to your | | | | problem regarding privacy; |
| line. Remember that phone companies are | | | | These companies are also required to inform you |
| permitted to charge for this service. | | | | that your phone number has been transmitted to |
| Some mobile phone companies allow you to call a | | | | them. |
| person through voicemail. Simply listen for a call | | | | |