If you are from the US, or are at least looking for someone in the US, what can be better that finding a site where they help you? Then, uspeoplesearch.info is your answer you’ve been waiting for.
You can search within the search bar, where you have to place the name and surname of whom you are looking for, and in which state you are going to look for them. There is also an alphabetized directory, where by selecting the letter, a long list of surnames will appear and you might just find the person or persons you are searching. By selecting any of the surnames listed, which you and only you will know which one of them to choose, you will find the selection of people, which have the same surname, but this time, with their name beside it. These names listed will be separated by females and males for your own comfort and to make the search an easier one. Once you found the person, by clicking on it, the only thing you have to do is select the state, if you know which one, and the search will be done, and hope for a successful finding. 
