Below is a listing of the top 10 search engines in the United States. These listings are displayed in ranking order for the top 5 search engines and alphabetical order for 2nd tier search engines along with links to their FAQ’s and Add/Submit URI pages.

Search Engine Statistics - What Market Share?

According to 2008:

1. Google has the largest market share of U.S. based web searches at 67%
   • 2008 February 66.44%
   • 2008 January 65.98%
   • 2007 December 65.98%
   • 2007 November 65.10%
   • 2007 October 64.49%
   • 2007 September 63.55%
   • 2006 October 60.94%
2. Yahoo is second with a market share of 20%
   • 2008 February 20.59%
   • 2008 January 20.94%
   • 2007 December 20.88%
   • 2007 November 21.21%
   • 2007 October 21.65%
   • 2007 September 22.55%
   • 2006 October 22.34%
3. MSN is third with a market share of 7%
   • 2008 February 6.95%
   • 2008 January 6.90%
   • 2007 December 7.04%
   • 2007 November 7.09%
   • 2007 October 7.42%
   • 2007 September 7.83%
   • 2006 October 10.72%
4. Ask is fourth with a market share of 4%
   • 2008 February 4.16%
   • 2008 January 4.21%
   • 2007 December 4.14%
   • 2007 November 4.63%
   • 2007 October 4.76%
   • 2007 September 4.32%
   • 2006 October 4.34%

Top 5 Search Engines in the United States (The Majors) by Rank

1. Google - Free Submit: http://www.google.com/addurl/
2. Yahoo! Search - Free Submit: http://submit.search.yahoo.com/free/request/
3. MSN Live Search - Free Submit: http://search.msn.com/docs/submit.aspx
4. AOL Search - Submit: https://adwords.google.com/select/
5. Ask - FAQs: http://static.wc.ask.com/en/docs/about/webmasters.shtml#18

Alphabetical Listing of 2nd Tier Search Engines

1. AltaVista - Free Submit: http://submit.search.yahoo.com/free/request/
2. Fast (AlltheWeb.com) - Submit: http://submit.search.yahoo.com/free/request/
3. Gigablast - Free Submit: http://www.gigablast.com/addurl
4. Netscape Search - Free Submit: http://www.google.com/addurl/
5. Snap.com - Submit: http://www.snap.com/