Here is a list of over 100 directories that you should promote your website into as they would provide great Backlinks for your website.
PR8
http://dir.yahoo.com/
http://www.dmoz.org/
http://www.lanic.utexas.edu/
http://www.lii.org/
PR7
http://www.gogreece.com/
http://www.sacentral.sa.gov.au/site/page.cfm
http://www.123india.com/
http://www.business.com/
PR6
Website Promotion Directory
http://www.dirjournal.com
http://www.femina.com/
http://www.kinderstart.com/
http://www.portal.eatonweb.com/
http://www.elib.org/
http://www.ezilon.com/
http://www.aardvark.co.za/
http://www.nzs.com/
http://payvand.com/yp/
http://www.joeant.com
http://www.botw.org/
http://www.clush.com/Dir/
PR5
http://www.christiansunite.com/
http://www.info-listings.com/
http://www.globalgateway.com/
http://www.canlinks.net/
http://searchsight.com/
http://www.gimpsy.com/
http://www.canadopedia.com/
http://www.illumirate.com/
http://www.jamjaa.com/
http://www.global-weblinks.com/
http://www.worthwhilelink.com/
http://directory.classifieds1000.com
http://www.skaffe.com
http://www.mastermoz.com
http://www.turnpike.net/directory.html
http://www.netinsert.com
http://www.eliteweb.cc
http://artmam.net
http://www.wikidweb.com
http://www.websquash.com/search/
http://www.goguides.org/
http://www.platinax.co.uk/directory//
http://www.sporge.com/
PR4
http://www.romow.com/
http://www.stpt.com/
http://www.bloggernity.com/
http://www.blogrankings.com/
http://businessweek.directorym.com/
http://www.toronto1.biz/
http://www.abilogic.com/
http://www.londinium.com/
http://www.megri.com/
http://www.mavicanet.com/directory/eng/
http://www.poddys.com/
http://websitespromotiondirectory.com/
http://www.pedsters-planet.co.uk/
http://www.dramba.com/
http://www.worldsiteindex.com
http://www.intelseek.com
http://www.amray.com
http://www.isedb.com
http://www.all-linkdirectory.com
http://www.linkaddurl.com
http://www.esiq.org
http://www.a1webdirectory.org
http://www.skoobe.biz
http://www.webbieworld.com
http://www.arakne-links.com
http://www.uudir.com
http://www.jayde.com
http://www.zeezo.com
http://www.anaximanderdirectory.com
http://www.zunchdirectory.com
http://www.jaborwhalky.com
http://www.littlewebdirectory.com
http://www.pegasusdirectory.com
http://www.exospy.com
http://www.blfree.com
http://www.directorystorm.com
http://www.a2zwebindex.com
http://www.mydirectorylive.com
http://www.yourjoker.com
http://www.directorybin.com
http://www.ablazedirectory.com
http://www.indexwebdirectory.com
http://www.avivadirectory.com/
http://www.directory.v7n.com/
http://www.massivelinks.com/
PR3
http://linkcentre.com/
http://www.zensearch.com/
http://www.webworldindex.com/
http://indiafocus.indiainfo.com/
http://www.somuch.com/
http://www.tsection.com/
http://www.directory.ldmstudio.com/
http://www.infignos.com/
http://www.dmegs.com
http://directory.r-tt.com
http://www.thalesdirectory.com
http://www.mostpopularsites.net
http://www.businessseek.biz
http://www.allthewebsites.org
http://www.webnetclick.com
http://www.londovor.com
http://www.directory-global.com
http://www.esgsite.com
http://www.directory-free.com
http://www.allsitessorted.com
http://www.domaining.in
http://www.busybits.com
http://www.directory-link.info
http://www.clarib.com
http://www.freewd.org
http://www.directoryvault.com
http://www.skypemedia.com
http://www.phillyfirstonthefourth.com
http://www.freewebsitedirectory.com
http://www.urlz.net
http://www.niche-listings.com
http://www.stepmind.com
http://www.diehebikniet.nl
http://www.samaprzyjemnosc.pl
http://www.cannylink.com/
http://www.chiff.com/
http://www.site-sift.com/
http://www.wowdirectory.com/