American Association of Endodontists - national organization representing the specialty of endodontics or root canal treatment.

American Association of Women Dentists - dedicated to enhancing and promoting participation and leadership for women in organized dentistry.

American Dental Association - ADA Online - access to news, publications, and products and services related to dental health.

American Independent Dentist's Association - dedicated to the survival of the concept of optimal care in dentistry. working to re-engineer organized dentistry and bring new tools to the education of patients.

American Medical Association - another useful site with links to consumer health information, vast AIDS information center, searchable database of more than 650,000 physicians.

Washington State Association of Endodontists - state organization representing the specialty of endodontics.