The snitch.name site let’s users search people profiles on multiple social networks and people search sites. Users can pick and choose which sites to search from a list of 39 of the top social networks and people search engines.
Some of the searches that snitch.name includes in their list are useless at best, but the site does include popular social network searches like Facebook, Twitter, Hi5, Netlog, Myspace and Linkedin.
The Snitch search engine also includes some good online people search engines like Pipl, 123People, Wink and Zoominfo.
You can try the Snitch social search for yourself at Snitch.