You can use some of the iPhone's built-in features — like iMessage, SMS messages, and calling — to figure out if you've been ...

There are few big mysteries in the information age, but one of them is knowing how to figure out whether someone has blocked your number. I'm talking about your number being blocked on someone else's ...

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

We've all been there and continue to be. That number pops up on your phone but isn't connected to any of your contacts. Do you answer it? Sometimes, your phone will indicate it's likely a scam, and ...