Unblocking a phone number allows that caller to reach you again via calls, messages, and FaceTime . The process varies depending on whether you are using an iPhone, an Android device, or a landline.

We’ve all been there. You block a number in a moment of frustration—after a spam call at 6 AM, a string of annoying texts from a ex, or a heated argument with a friend. But time passes, feelings cool, and you realize you need to let that person back in.