Free Directory List [ http://www.sellingseo.com/web-directories/general/free/ ]
Updated web directory list of free and paid general, niche and regional directories organized by category. Includes details of Yahoo and Google backlinks, indexed pages, IP and Alexa traffic.

Paid Web Directories List [ http://www.paiddirectories.net ]
PaidDirectories.Net a human edited directory of quality paid web directories which helps directory owner in submission process.

Book of Web Directories [ http://www.dirbook.com ]
DirBook.Com is simple and powerful system for driving traffic to your web directory and increasing listings. Just get your web directory listed for free and enjoy traffic

Directory Catalogue [ http://www.directorycatalogue.com ]
Human-edited web directory that list quality web directories with a strict approval policy to ensure a clean and quality reference for directory owners, website owners and webmasters.