Problematic callers can be blocked on a per-number basis on an iPhone -- the process is simple. But how do you unblock a number if you've made a mistake?

Blocking a phone number or contact on your iPhone is easy to do, and it's equally easy to unblock that blocked number or contact should you need to.

Thankfully, it's pretty easy to unblock a blocked number on your iPhone. All you have to do is go to your Settings, read down, and select Phone.

You can block or unblock a number on an Android phone using the built-in Phone app's "Blocked numbers" menu.

You hate them. You hate them not. Here's how to unblock someone on iPhone so you'll once again receive calls from them.

How to View and Unblock Blocked Numbers on iPhone When you block someone on your iPhone, they cannot call, text, or FaceTime you. Your iPhone sends blocked contacts directly to voicemail without ...

Has the time come to unblock a co-worker, former partner, or telemarketer? Here's how to do it on your iPhone in a few simple steps.