Hey, I sat behind you in math! Find your old friends from school by clicking the state your school is in. Then do the same for the city. If your school isn't listed you can join iSatBehindYou and add it to the site.
Signing up for iSatBehindYou.com is free. You don't have to pay a cent to send e-mail to other users, view profiles and pictures or use the message boards.
You won't lose any friends by signing up, but you might find one.