iPhone - How to Hide Your Caller ID

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You need to make a phone call but don't want to reveal your identity? Learn how to hide your phone number when making calls on your iPhone, in a couple of easy steps:

Go to Settings > Phone > Show My Caller ID and toggle this feature Off.

If the Show My Caller ID button is grayed out, then you need to perform the operation while Airplane Mode is enabled on your device.

Go to Settings > Airplane Mode and toggle this feature On. Go back to Settings >Phone >Show My Caller ID :

That's it; the Show My Caller ID switch is now operational.