Good websites for SEO

www.123people.com
www.aboutus.org
www.alexa.com
www.bizshark.com
www.cubestat.com
www.data.webmasterhome.cn
www.deviantart.com
www.digg.com
www.directory.postyourbusinesshere.com
www.domain-pop.com
www.facebook.com
www.folkd.com
www.groups.diigo.com
www.ip.webmasterhome.cn
www.linkmarket.net
www.linkreferral.com
www.links.adonfront.com
www.mister-wong.com
www.mixx.com
www.oneview.com
www.realwebsiteworth.com
www.riddit.com
www.serversiders.com
www.simpy.com
www.sitelogr.com
www.statbrain.com
www.stimator.com
www.stumbleupon.com
www.twitter.com
www.webdatah.com
www.zoominfo.com
www.markosweb.com