To find a dentist in your area go to: http://www.drclark.net/info/professionals.htm#NADentists.
To get a list with holistic dentists in your area, send a SASE to:
Foundation for Toxic Free Dentistry
PO Box 608010, Orlando, FL. 32860-8010
Also check out http://www.iaomt.org/. This is the home page of International Academy of Oral Medicine and Toxicology. There is not much info there right now because it is in the process of being rebuilt.
There is a bill before congress that will strictly reduce and then eliminate mercury fillings the bill is HR 4163.
http://www.holisticdental.org/ is the home page for the Holistic Dental Association. You can do a search by City State and Zip on this site.