50states.com provides an online directory service that allow users to search for an individual using first name, last name, city and state. The site returns free contact information including phone numbers and addresses for possible matches and is linked with Intelius to offer paid premium services including background checks.
Whitepages provides similar information to 50states.com, allowing individuals to search by name and location and conduct reverse look-ups using phone numbers and addresses. Other services include Pipl, which returns an individual's basic information such as age, employment details, web usernames, phone number and address. The site also shows possible associations with other individuals and provides links to related social media profiles on Twitter, flickr, Google Plus and LinkedIn.