Check My Dentist.com
   Provides a state-by-state directory of pediatric and cosmetic dentists who do sedation, and discount dental insurers.
   http://www.checkmydentist.com

DR.Oogle
   Offers a public database of patients' feedback about dental practitioners. Post or read reviews, ratings, and recommendations.
   http://www.doctoroogle.com

Dentist Finder
   Find dentists in the United Kingdom by city. Read or post reviews.
   http://www.dentist-finder.co.uk/

Dentists.com
   State-by-state listings of dentists and state boards of dental examiners. Includes articles and a news center.
   http://www.dentists.com

GeoDentist
   Search for a dentist by state or city. Also has glossary, resources, contact submission form.
   http://www.geodentist.com

MercuryFreeDentists.com
   Provides a Canadian and United States directory of dentists providing dental amalgam removal and other mercury-free dental services. Organized by state or province and city.
   http://mercuryfreedentists.com

OuchMyTooth
   Locate a dentist in France, Germany, Hungary, Poland, Spain, Sweden, the Czech Republic, Turkey, or Tenerife. Includes articles, frequently asked questions, a forum, and a newsletter subscription.
   http://www.ouchmytooth.com/

Pinoydental.com
   Dentist directory for the Philippines. Search by last name or location. Also features an online community, classified ads, forum, articles, and dental tourism information.
   http://pinoydental.com

UK Dentists Directory
   Search by practice name, dentist, town or postcode.
   http://www.ukdentistsdirectory.com

USA Dental Directory
   Searchable by name, city, state, zip code, and specialty.
   http://www.usadd.com/