Email Lookup - Social Network Reverse Email Lookup
Email Lookup Application enables users to search an email address for free to determine if a social network profile is associated with that address. Among the social profiles searched within Email Lookup are the very popular Facebook, Flickr, Foursquare, About.me and FriendFeed. The growing popularity of these social networks greatly increases the frequency that an email address is associated with a particular profile, making an email search using the Email Lookup app one of the simplest ways to find more information about a person.
If all you know about a person is their email address, then Email Lookup app is your best bet to dig out all links to associated profiles. These links can include photos, details real name, location and even virtual and live friends.