7Search
   A pay-for-placement search engine that allows advertisers to bid on keywords. Feeds search results to a large network.
   http://www.7search.com/

BoldSearch
   Provides premium and free listings for websites.
   http://www.boldsearch.com/

BrainFox
   Offers low initial bid prices and no fees.
   http://www.brainfox.com/

Enhance Interactive
   Offers advertising through a network of hundreds of distribution partners, including Excite, EarthLink, and MSN.
   http://www.enhance.com/

GenieKnows.com
   Pay per click search engine with an affiliate program.
   http://www.genieknows.com/

GoClick
   Targeted, high-volume website marketing.
   http://www.goclick.com/

Google Advertising
   Allows you to buy advertising on the Google search engine, or on other sites through its AdSense program. Includes a tour and FAQ.
   http://www.google.com/ads/

InternetSearchNetwork.com
   Focuses on networking their search results into other sites and search engines. Provides XML feeds to several other search engines.
   http://www.internetsearchnetwork.com

Kanoodle
   Distributes results to a large network of other search engines and search box providers.
   http://www.kanoodle.com/

Roar.com
   Offers a category based search engine and advertising programs.
   http://www.roar.com/

SearchBidz.com
   Offer European advertisers the opportunities to bid on search terms and affiliate program.
   http://www.searchbidz.com/

SearchFeed.com
   Offers pay-per-click advertising via their categorized search engine, as well as affiliate partner programs.
   http://www.searchfeed.com/

SearchHere.tv
   Offers pay per click advertising with real-time reporting.
   http://www.searchhere.tv/

SearchenNetworks.com
   Search engine mixes natural search, directory listings and ppc listings.
   http://www.searchennetworks.com/

ePilot
   A pay-per-click search engine that has partnerships with NetZero, DogPile and InfoSpace.
   http://www.epilot.com/