Vmoptions is one of the best i have came across! And, here is Free high PR directories list. http://www.vmoptions.com/Website-Directories/Free-Directories/
Some article sites are- http://www.ezinearticles.com/ http://www.goarticles.com/ http://www.articledashboard.com/ http://searchwarp.com/ http://www.articlesbase.com/ http://www.isnare.com/ http://www.selfgrowth.com/ http://www.buzzle.com/ http://www.articlecity.com/ http://www.ideamarketers.com/ http://www.articlealley.com/ http://www.web-source.net/ http://www.selfseo.com/ http://www.amazines.com/ http://www.articletrader.com/ http://www.searchguild.com/ http://www.webworldindex.com/ http://www.articlesphere.com/ http://www.businessknowhow.com/ http://www.promotionworld.com/ http://www.articlesfactory.com/ http://www.excellentguide.com/article/ http://www.articlecube.com/ http://www.afroarticles.com/ http://www.articlebiz.com/ Hope this list will help you out...
why you guys make this type of posts dude? you can easily get thousands of directories list in Google SE. just make a search there. thanks