Calling as an unknown quantity, often known as personal calling or nameless calling, lets you make cellphone calls with out revealing your caller ID info to the recipient. This may be helpful for varied causes, comparable to defending your privateness, conducting market analysis, or avoiding undesirable calls.
There are a number of methods to name as unknown on an iPhone. One technique is to make use of a #31# prefix earlier than the cellphone quantity you want to name. For instance, to name 555-123-4567 as an unknown quantity, you’ll dial #31#555-123-4567.