Finding old friends online can be quite frustrating, but it shouldn’t be. One of the best feelings in the world is calling an old friend out of the blue and saying hi. These friend search sources are all free and each uses different databases so that your friend search should give you the most relevant results.

My Life: Reunion is the leading website for the grown-up social-network user to reconnect and keep in touch with family, friends, lost loves, and colleagues as life changes.

Yahoo People Search: Many people underestimate the power of Yahoo People Search. It’s a great starting point for any free search you decide to perform online.