I got some detail from a website that AT&T is also providing cell phone reverse search service for its customers. I am also enjoying a contract plan with the network and have to search for a cell phone number. I have been getting an unwanted phone call from a particular person but I am unable to recognize him. I think it would be better to avail cell phone reverse search service to find out that person belonging to the cell phone number. If anybody has availed this service with the help of AT&T cell phone, please help me out. Don’t hesitate to suggest for that service also where I have to pay for. Thanks a lot.