| Academy of GP Orthodontics: Academy dedicated to serve the continuing education needs of general dentists in orthodontic practice. |
| Americal Association of Orthodontists: Official organization for board qualified and board certified orthodontists. |
| American Academy of Gnathologic Orthopedics: Society promoting nutritional and alternative treatment for orthodontic patients. |
| American Association for Functional Orthodontics: Society specializing in functional appliances (removable braces). |
| American Association of Orthodontists: Includes news, history, directory, education and career information, calendar, and regional society information. |
| American Orthodontic Society: Society promoting orthodontics by general and pediatric dentists. |
| Association of Orthodontists - Singapore: Information about orthodontics and dentistry in Singapore and Malaysia. |
| Australian Society of Orthodontists: Contains contact and meeting information, general orthodontic information and how to find an orthodontist. |
| British Orthodontic Society: Information about orthodontics in the UK. |
| California Association of Orthodontists: Forum for members, discussions of current issues, links. |
| Canadian Association of Orthodontists: Information on braces, teeth, bite, and the Canadian Association of Orthodontists. |
| Charles H. Tweed International Foundation: Promotes excellence in orthodontic treatment. Services include a course and workshop, loan program and assistance in publishing papers. |
| College of Diplomates of the American Board of Orthodontists: A society dedicated to the improvement of orthodontics in education, ethics, responsibility, and competence in practice. |
| Egyptian Orthodontic Society: Meeting information, educational resources in Egypt, and online journal. |
| Greek Orthodontic Society: Provides bylaws, membership fees and an application, activities, a directory of the Board of Trustees and committees, a journal and links. Located in Athens, Greece. [Greek and English] |
| International Association of Facial Growth Guidance: Society devoted to BioBloc therapy. |
| LingualOrtho: Provides a discussion group for orthodontists, dentists, orthodontic technicians and other related health professionals. |
| New Zealand Association of Orthodontists: Society for board certified orthodontists in New Zealand. |
| Northeastern Society of Orthodontists: Features a directory of officers, meetings and education programs, a newsletter and a list of programs. |
| Ontario Association of Orthodontists: Membership lists, before and after pictures, answers to patient's questions. |
| Pacific Coast Society of Orthodontists: Meeting information, forum for member dentists, links to resources for orthodontic assistants and prospective orthodontists. The society covers the western part of the United States. |
| Southern Association of Orthodontists: News, meeting information, leadership contacts and links to resources for orthodontists and staff. The society covers the southern part of the United States. |
| The European Orthodontic Society: Membership information, an index of the orthodontic literature (pdf). |
| The Orthodontic National Group: Specialist group for Orthodontis Dental Nurses throughout the United Kingdom and Eire. |
| World Federation of Orthodontists: Annual meeting information, lists of meetings of other societies. |
Classical
