CFIDS/Fibromyalgia Self-Help
- An organization that provides a solution-oriented self-help program for people coping with CFIDS, fibromyalgia or related illnesses, offered over the Internet
- http://www.cfidsselfhelp.org/

FM-CFS Canada
- Canadian national, registered-charity devoted to fibromyalgia and chronic fatigue syndrome, advancing education, research and treatment.
- http://fm-cfs.ca

The M.E. Association
- The official website for UK-based charity covering everything from their latest research to advice on applying for benefits.
- http://www.meassociation.org.uk/

ME/Chronic Fatigue Syndrome Society of NSW Inc.
- This site includes information on what the Society offers, the disease, further reading and downloadable brochures.
- http://www.me-cfs.org.au

The CFS Research Foundation
- This UK charity supports research aimed at understanding chronic fatigue syndrome (also known as M.E.) and its treatment.
- http://www.cfsresearchfoundation.org.uk/

American M.E. Society
- The Myalgic Encephalomyelitis Society of America concentrates on CFS research information and advocacy issues.
- http://www.cfids-cab.org/MESA/

The Myalgic Encephalomyelitis Association of Ontario
- Offers info, tips, and support to those coping with ME/CFS and related illnesses, including youth and parents.
- http://www.meao-cfs.on.ca

M.E.S.S.
- Myalgic Encephalomyelitis (CFS) Support Services offers information and support for CFS patients.
- http://cfids-cab.org/mess/

The Connecticut CFIDS & FM Association, Inc.
- Providing support to patients in Connecticut with chronic fatigue immune dysfunction syndrome, CFIDS, chronic fatigue syndrome, CFS, fibromyalgia syndrome, FM.
- http://www.ct-cfids-fm.org

Nightingale Research Foundation
- A Canadian organization dedicated to the study and treatment of M.E./CFS.
- http://www.cyberus.ca/~bhyde/

New Jersey Chronic Fatigue Syndrome Association
- An organization of people with CFS which supports, informs and helps patients to deal with this serious illness. An in depth look at this syndrome as well as frequently asked questions.
- http://njcfsa.org/

National CFIDS Foundation
- The NCF is a national non-profit that funds research and provides information, education, and support to people who have chronic fatigue syndrome, also known as CFIDS and M.E.
- http://www.ncf-net.org/

Wisconsin Chronic Fatigue Syndrome Association
- An information, advocacy and support organization for CFS and Fibromyalgia Syndrome.
- http://www.wicfs-me.org/

Alison Hunter Memorial Foundation
- Myalgic encephalopathy and chronic fatigue syndrome information for patients and medical professionals.
- http://www.ahmf.org/

American Association for Chronic Fatigue Syndrome - AACFS
- Organization of research scientists, physicians, licensed medical healthcare professionals, and other individuals and institutions interested in promoting the stimulation, coordination, and exchange of ideas for CFS research and patient care.
- http://www.aacfs.org/