Rocky

here's a few not already mentioned

JJJ's http://www.pornno.com/habit/postmail.html

Richards Realm http://db.richards-realm.com/submit/thumbs.phtml

Sex Temptation http://sextemptation.com/webmaster.html

Library Of Thumbs http://www.libraryofthumbs.com/thumbsub.html

Sex Collective http://www.sexcollective.com/tnpost?op=form

and elephantlist, but you need to get a members pass first