How to unblock a number on iphone?

To unblock a number on an iPhone, open Settings, select Phone > Blocked Contacts, swipe left on the phone number or contact, and tap Unblock.3 Ways to Unblock a Number on iPhone1.Unblock via Phone Settings:Method 1 (Fastest).Open Settings, tap Phone (or Apps > Phone on iOS 18+), scroll down and tap Blocked Contacts. Tap Edit at the top right, tap the red minus (-) icon next to the number, and select Unblock.2.Unblock from Phone Recents Tab:Method 2 (Recent Calls).Open the Phone app, tap the Recents tab, locate the blocked number, and tap the info (i) icon next to it. Scroll down to the bottom and tap Unblock this Caller.3.Unblock via Messages or FaceTime Settings:Method 3 (Messages & FaceTime).Go to Settings > Messages (or FaceTime), select Blocked Contacts, swipe left on the contact name or phone number, and tap Unblock.What Happens When You Unblock a Number?Action / FeatureBefore UnblockingAfter UnblockingIncoming Phone CallsSent straight to voicemail without ringingRings normally on your iPhoneiMessages & SMSSilent drop; texts are never received or deliveredReceived normally in your chat threadsPast Missed Messages/CallsPermanently lost (not retrieved upon unblocking)Future communications deliver normallyCaller NotificationThe blocked person is never notifiedThe unblocked person receives no alertHow to Check If Your Unblock Was SuccessfulReturn to Settings > Phone > Blocked Contacts.Verify that the number no longer appears in your blocked list.Test by having the contact place a test call or send a text message to confirm receipt.