Mexican States
Clickable map of Mexican states
http://www.crwflags.com/fotw/Flags/mx(.html

Clickable map of Mexican tourist info
http://www.tourbymexico.com/index.html

Mexconnect
http://www.mexconnect.com/cgi-bin/search.cgi?query=tecas&submit=Search%21

Overview of  Mexican Destinations.  Scroll to bottom of page and click on region to see state links.
http://www.surf-mexico.com/states/

Enjoy Mexico
http://www.enjoymexico.net/

Planeta: Mexico
http://www.planeta.com/mexico.html

Visit Mexico
http://www.visitmexico.com/wb/Visitmexico/Visi_Destinos