You can delete blocked numbers from iPhone in Settings, and the process takes about one minute

When you block a number on iPhone, that contact stays in your blocked list until you remove it. Unblocking a number means calls, texts, and FaceTime requests from that person will come through again. You do this in the Settings app, not in your Contacts or Phone app — that's the part most people miss the first time.

The blocked number itself doesn't disappear from your phone. If you had the person's contact saved before you blocked them, their name and number stay in your Contacts. Unblocking just removes them from the block list. If you want to delete the contact entirely, that's a separate step.

Key Takeaways

  • Open Settings, tap Phone (or Messages or FaceTime depending on where you blocked them), scroll to Blocked Contacts, and swipe left on the number to delete it.
  • Unblocking a number does not delete the contact from your phone — it only removes them from the blocked list.
  • You can block numbers in three different places on iPhone: Phone, Messages, and FaceTime, and each has its own blocked list.
  • If you unblock someone by mistake, you can block them again the same way you did originally.

How to unblock a number in the Phone app

Open Settings and tap Phone. Scroll down and tap Blocked Contacts. You'll see a list of every number you've blocked for calls. Find the number you want to unblock, swipe left on it, and tap the red Unblock button that appears.

That's the complete process. The number is now unblocked, and calls from that person will ring through normally. If you have the person saved as a contact, their name will appear when they call instead of just the number.

How to unblock a number in the Messages app

Open Settings and tap Messages. Scroll down and tap Blocked Contacts. Swipe left on the number you want to unblock and tap the red Unblock button.

Messages from this number will now arrive in your inbox. If you blocked them in Messages but not in Phone, they can still call you — blocking in one app doesn't block them in the others. You have to unblock them separately in each place where you blocked them.

How to unblock a number in the FaceTime app

Open Settings and tap FaceTime. Scroll down and tap Blocked Contacts. Swipe left on the number and tap the red Unblock button.

FaceTime calls and requests from that number will now come through. Like the other apps, blocking someone in FaceTime only affects FaceTime — they can still call or text you through Phone or Messages unless you blocked them there too.

Why you might have the same number blocked in multiple places

When you block a number, you choose where to block it. You can block someone from a call and let their texts through, or block their texts and allow calls. Many people block a number in all three places at once if they want no contact at all.

If you unblock a number in Phone but not in Messages, calls will come through but texts won't. Check all three apps if you want to fully restore contact with someone. The fastest way is to unblock them in each place as you go through your blocked lists.

What happens to the contact after you unblock

If you had the person's name and number saved in Contacts before you blocked them, that contact information stays exactly where it is. Unblocking doesn't change your Contacts app at all — it only changes whether their calls, texts, or FaceTime requests get through to you.

If you want to delete the contact entirely, open the Contacts app, find their name, tap Edit, scroll to the bottom, and tap Delete Contact. That removes them from your phone completely. You can unblock them without deleting the contact, delete the contact without unblocking them, or do both.

How to block a number again if you change your mind

If you unblock someone and later decide you want to block them again, the process depends on where you want to block them. In the Phone app, open a call from that number, tap the i icon next to their name, scroll down, and tap Block this Caller. In Messages, swipe left on a text from them and tap Block. In FaceTime, tap the i icon on a FaceTime request and tap Block this Caller.

You can also block a number directly from your Contacts app. Open the contact, tap Edit, scroll down, and tap Block this Caller. The number goes back into your blocked list when ready.

Frequently Asked Questions

Can I see a list of all the numbers I've ever blocked?

Yes. Go to Settings, then Phone, Messages, or FaceTime, and tap Blocked Contacts. You'll see every number currently blocked in that app. There's no history of numbers you blocked and then unblocked — only active blocks show up.

If I unblock someone, will they know?

No. Unblocking is invisible to the other person. They won't get a notification, and there's no record on their end that you unblocked them. They'll only know if their call or message suddenly goes through after being blocked.

What's the difference between blocking and muting a conversation?

Blocking stops calls, texts, and FaceTime requests from coming through at all. Muting a conversation lets messages arrive, but you don't get notifications for them — the thread stays silent until you unmute it. Muting is in the Messages app; blocking is in Settings.

Can I block a number that's not in my contacts?

Yes. You can block any number, even if you don't have it saved. In the Phone app, go to Recents, find the number, tap the i icon, and tap Block this Caller. The number goes into your blocked list whether or not it's a saved contact.

If I delete a contact, does that unblock them?

No. Deleting a contact and unblocking are separate actions. If you delete someone from Contacts while they're still blocked, they stay blocked. You have to unblock them in Settings first, or do both actions separately.