There are three main types of Search Engines:
Below is a list of some of the major Directory and Crawler based search engines you can submit to, with some examples and notes. Every webmaster should consider submitting to some or all of these Engines.
If you are not confident in submitting your site to these search engines, working with us will be worth it in relation to the additional traffic you'll receive from carefully conducted submissions.
The DMOZ - http://www.dmoz.org
The Open Directory is a volunteer-built guide to the web. It is provided as an option at many major search engines, including Google. Given this, being listed with the Open Directory is essential to any site owner. It's highly recommended that you take the time to learn more about the Open Directory before submitting, in order to maximize the amount of traffic you may receive.
DMOZ Example Submission:
Category: http://dmoz.org/Business/Hospitality/Travel/Resources/
URL: http://www.travelagentdeal.com
Title: Travel Agent Deal
Description: For discounts on travel, receive
full accreditation as an Independent Travel Agent with photo ID card.
If your site is accepted into the Open Directory, it may take anywhere from 2 weeks to several months for your site to be listed on partner sites which use the Open Directory data, such as AOL Search, AltaVista, HotBot, Google, Lycos, Netscape Search, etc.
Yahoo.com - http://www.yahoo.com
Cost: Yearly reoccurring fee, a big commitment.
Business.com
Its becoming more important and worth the cost.
http://www.business.com
Looksmart.com
You will want to read up on this first and determine if its in your
budget then go through the list of keywords to determine which you can
afford to use for your campaign.
http://www.looksmart.com/
EntireWeb
http://www.entireweb.com/addurl?page=express
We do not recommend you submit to Google, it is best to let Google find YOU. This can be done with any link from a Google indexed page.