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

So you bought a Samsung smartphone through your carrier, and now you’re trying to, as Freddie Mercury sang, “Break free.” There’s a way to do so without too much of a headache, though it’s all ...

You can block a number on your phone so that a person or company can't call or text you from a particular number. Here's how ...