Linguist

Haven't tried any of these out except CJ (but i hear it changed now), but you can take a look.. I gathered them from other GFY mainstream threads

http://www.cj.com - good shit, i used them very successfully 3 years ago or so
http://www.linkshare.com/
http://www.topcash.com
www.partner2profit.com
http://www.tshirthell.com/affiliates.htm
http://www.dentalplans.com/affiliate/index.asp
http://www.chatdollars.com
http://www.mp3dollars.com
http://www.drugpeddlers.com
http://www.cyberpills.com
http://cashforclicks.com
http://www.cpaempire.com/
http://www.winningprofits.com/
www.clickxchange.com
www.affiliatefuel.com