Although landline phones cannot meet the features of smart devices, you can still make private phone calls using a blocking code. Here's how: Step 1: Before dialing the recipient's number, insert the relevant blocking code for your area. Some of the common blocking codes are *67 (North America), *31# (Europe), and #31# (Australia)... This wikiHow teaches you how to call someone without them being able to see your real number. The easiest way to do this on any phone is by dialing a prefix (such as *67) before dialing the phone number in question.If you have a smartphone, you may have the option of making all of your outgoing calls anonymous from within the Settings app, though not all phones have this option.
It also gives you a number you can use when you don't want to give people your real number. The person dials the "fake" number and it gets routed to your phone. When you call, the person.. How to Make Private Dialer Calls. If you want to make private calls using the dialer, you can still do it. For United States, Use *67 to hide your number; India and Some Asian Countries. Just type in #31# before you enter the number you want to call. Some say this works for everyone, but it might not always work perfectly with certain phone.