There are a few web directories that you must absolutely get listed on if you want to get a lot of web site traffic. Yahoo is one of them.
Yahoo's Web Directory
Yahoo is the #1 search engine in the world. To get listed with them is a prized possession. When you submit to them they probably don't even look at it. They now offer the "Business Express" service for an annual fee. They guarantee that they will review your site within 7 days. THIS DOES NOT GUARANTEE THAT YOU WILL GET LISTED. They have many requirements that must be filled to even consider you. We stand behind our search engine services. We currently offer The Hough & Wood Technology Group Guaranteed Yahoo Directory Listing. Hough & Wood Technology Group CAN guarantee that we can get your companies web site listed in Yahoo. If we don't, you don't have to pay anything for this service.
LookSmart is another directory search engine that has partnered with other search engine firms to handle their directory listings. List with LookSmart and your links can be integrated into the directory search results on leading portals such as MSN, Excite, AltaVista, Time Warner, Prodigy, Juno, and hundreds more. They charge a fee and offer NO GUARANTEE THAT IT WILL GET LISTED. Hough & Wood Technology Group can offer you "our guarantee" to get listed. We CAN guarantee that you will get listed in LookSmart. If we don't, you don't have to pay anything for this service.
Other Search Engine Directories
DMOZ powers many other directory based search engines like Netscape. There are many similar to NBCi that are gaining popularity as well as Google and iWon.