Google
Dogpile Search  
  Dallas / Ft Worth Search all these engines at once!

Dogpile: - Yahoo!, Thunderstone, Lycos' A2Z, GoTo.com, Mining Co.,
Excite Guide, PlanetSearch, What U Seek, Magellan, Lycos, WebCrawler,
InfoSeek, Excite & AltaVista.
  

Other Search Engines
They will start a new Browsers Window, so you can search several engines simultaneously.
AOL NET Alta Vista exite
Hot Bot infoseek Lycos
Snap! Web Crawler Yahoo!