If you’ve been getting calls on your phone but don’t know who they’re from, you probably want to know who you’re dealing with. After all, there’s a big difference between a secret admirer and someone who’s making prank calls. Maybe you think your spouse is cheating, and you’ve found a phone number you’d like to investigate. How do you find out who owns that number? Maybe you even need to get the address of a friend, but you can’t get hold of him on the phone. All these scenarios are ones where a cell phone reverse lookup is an excellent choice.