Society for Pain Practice Management
- Provides professionals with information on diagnosis, treatment, medical billing, legislation and education. Also offers books and articles, insurance, a directory and details of meetings.
- http://www.sppm.org

The British Pain Society
- Details information about this representative body for health professionals, including aims, membership criteria and a who's who. Also provides news, links, publications and regional contacts.
- http://www.britishpainsociety.org/

American Academy of Orofacial Pain
- Healthcare professionals dedicated to relieving orofacial pain, educating the public, creating guidelines for treatment, and researching.
- http://www.aaop.org/

International Association for the Study of Pain
- Nonprofit association dedicated to furthering research on pain and improving the care of patients with pain. Based in Seattle, Washington.
- http://www.iasp-pain.org/

Pain and Policy Studies Group - University of Wisconsin
- Facilitating public access to information about pain relief and public policy, including material published by the PPSG, its WHO Collaborating Center, and other authoritative sources.
- http://www.medsch.wisc.edu/painpolicy

American Pain Society
- Multidisciplinary educational and scientific organization dedicated to serving people in pain. Online bulletins, news, and information about events and membership.
- http://www.ampainsoc.org/

American Academy of Pain Medicine
- National organization, based in Illinois, for physicians practicing the specialty of pain medicine. Information on educational programs, a membership directory, career opportunities, and internet resources.
- http://www.painmed.org/

American Academy of Pain Management
- Membership organization, based in California, providing an online forum for patients and professionals to share insights into the management of pain. Resources, programs and information available.
- http://www.aapainmanage.org/