Block an iPhone. Blocking calls on an iPhone is pretty straightforward. Open the phone app, then tap “recents.” Find the number you want to block and then tap the little “info” circle on ...

Important: You can't block your caller ID when calling 911 or 800 numbers. Additionally, some phones are programmed not to accept calls from blocked numbers. Use the *67 code ...

To block someone from a text, tap the number or name on the top of the screen, which will produce a drop-down menu with three options: audio, FaceTime, and Info.