In his excellent book, Search Engine Optimization for Dummies, Peter Kent explains that many search engines actually get their search results from one (or more) of the larger search engines, such as Google or The Open Directory Project. Therefore, the author concludes that it may not be necessary to spend endless hours registering with thousands of the smaller search sites. Rather, the author provides a brief list of absolutely essential search sites with which it is highly recommended to register. Further, by registering with the following sites, your site will be listed in a significant majority of all search engines.
Submit your site to search engines
Here is the list of recommended search sites that currently provide free site submission (may require user registration):
Check your site’s listing
It is also advisable to check if your site is listed in one of these search directories (index via name, location, and/or category):
If you are financially serious about paying for search engine registration, here are some resources to get you started:
Bulk site registration
There are even software programs that may help you with bulk website registrations: