If you have the number in your recent call history, this is the fastest method. Open the app and tap the Recents tab.
This is the most comprehensive way to see every number you have ever blocked in one place. Open the app on your iPhone. iphone how to unblock numbers
This is the most reliable method as it provides a master list of all blocked contacts across Phone, FaceTime, and Messages. If you have the number in your recent
Find the number you want to unblock and tap the (information) next to it. iphone how to unblock numbers