To see who called, you will need to reveal their full name and details by performing a phone number trace. This allows you to find out the personal information of whoever called including their name, address and some other background information. Because the service is totally legal and is 100% confidential, you can be sure that it’s air-tight and anonymous. This means you can use the lookups for any other investigations you want to perform and gives you the overall ability to find out who called quickly and easily. Not only that, but you need to find out more information by giving your investigations the credability they deserve.