Reverse directory telephone About one and a half million Americans do reverse cell phone number lookups in a month. If you want to do the math, that is about 35 people in a minute! The question is why there are so many people interested in looking up these phone numbers. Here are just some of the reasons that come into mind: first, they want to know who that prank caller is; second, they want to trace the identity of the unknown cell number on the caller ID; and third, for security purposes. Have you tried performing a reverse cell phone number search yourself? Do you think you are one of the 34 people trying to lookup an unidentified phone number at this very minute? Let me describe just one of the most common methods people use to trace a number. Reverse Directory Telephone will give you instant access to: * Owner Information * Address History * Carrier Details * Location Details