http://www.webpagepublicity.com/free-fonts.html

http://www.grsites.com/fonts/

1001freefonts

http://www.alvit.de/blog/article/20-best-license-free-official-fonts

fontfreak

downloadfreefonts

katsfunfonts

absolute fonts archive

Blue Vinyl Fonts

nicksfonts

fonthead

macfonts

fuelfonts

chank

a-t-i

This article lists others

WARNING: Do not go crazy and download every free font, then spend days organizing them and printing sample sheets. You will become obsessed with your font collection rather than getting work done. Instead just grab a font when you need it for a project!

Search for fonts here: typeindex