All you have to do it decline the initial call and wait for a call back with the original caller ID totally unmasked. It’s really that simple. The service works by re-directing your original call through to one of their toll-free numbers.
How do you find out no caller ID on iPhone?
- Open Settings.
- Scroll down to “Phone” and tap on it.
- Navigate to “Show My Caller ID.”
- Tap on the switch to to show or hide your caller ID.
How do you call back a no caller ID?
The service is free for many, but not all, providers, and to activate it, dial *69 (in the U.S.) on a landline or cellphone before another call comes in. After you dial, if a person answers, ask who is speaking. The drawbacks of this approach depend on the phone service provider.