Here is a brief listing of web directories that I have found useful. As you most likely know, you should have your site listed with as many sites as you can (as long as they are in good standing with search engines) I hope this will help make your site submission just a little easier.
www.dir-search.com/
www.directory-pages.com/
www.directory-z.com/
www.directorygold.com/
www.directorylist.org/
www.directorysource.info/
www.directoryarchives.com
www.dmole.org/
www.dmoz.org/
www.energyray.com/
www.freewebsubmission.com/
www.grackelfish.com/
dir.google.com/
Natuaraly I am going to list googles directory :-)
www.helpwebmaster.net/
www.indn.org/
www.internetsubmissions.com/
www.internet-search-engines-faq.com/
www.isedb.com/html/Web_Directories/
www.katakombe.com/
lifeofawebsite.com/pr/
www.overthemark.com/
www.pheedster.com/
www.pinoysites.org/
www.platinax.co.uk/
www.quantawebdesign.com/
www.rankingdirectories.com/
Ranking Directories is the ultimate directory listing. You will find many more listed here than I have. Check them out and if you find any that help to improve your sites ranking let me know so I can add them to this list.
www.search-engines-2.com/
www.searchenginedev.com/
www.socengine.com/
www.seo-help.org/directories/
www.seopros.org/
www.seroundtable.com/
www.spheri.ca/
www.strongestlinks.com/
www.tipsntutorials.com/
info.vilesilencer.com/
www.webworldindex.com/

Achieving Lift-off
Discover the fast road to starting and succeeding with an online business, the sensible way. This remarkable ebook includes 19 bonus downloads, each with resale rights!