The call simply will not go through to your device. Managing Spam with "Silence Unknown Callers"
When enabled, any call from a number not in your Contacts, Mail, or Messages will be silenced and sent to voicemail automatically. They will still show up in your "Recents" list so you can check them later, but your phone won't ring. Summary Checklist how do i see blocked numbers on iphone
Once you have located the list using any of the methods above, removing a number from the "purgatory" list is simple. The call simply will not go through to your device
Messages sent from a blocked number will never appear on your device. For the sender, the message may appear as "Delivered" on their end (if using iMessage), but it will never actually reach your phone. how do i see blocked numbers on iphone