One of the most extensively used gadgets of today is the cell phone. This cell phone comes with plenty of features nowadays and not mere communication devices alone. With all these features people are also looking for features like the cell phone directory which they feel would be the utmost usage to track the prank calls that are being received by them. This reverse cell phone directory service is also considered to be advancement in the field of cell phone technology. This reverse cell phone directory is used to lookup cell phone number along with the other details of the caller who has given a call. Many directories of this kind are available these days and the websites who are provide this information allows finding any number at random. The information sought could be viewed almost immediately. One would be amazed at the amount of information one would receive on this search. There are also sites that help to provide background check on the numbers that are being searched.