Autism
Autism Society of America
http://www.autism-society.org
National Alliance for Autism Research
http://www.naar.org

Autoimmune Diseases
American Autoimmune Related Diseases Association
http://www.aarda.org

Batten's Disease
Batten's Disease Support and Research Association
http://www.bdsra.org

Benign Essential Blepharospasm
Benign Essential Blepharospasm Research Foundation
http://www.blepharospasm.org/~bebrf

Brain Injury
Brain Injury Association
http://www.biusa.org
Brain Injury Services
http://www.braininjuryservices.org
Think First Foundation
http://www.thinkfirst.org

Brain Tumor
American Brain Tumor Association
http://www.abta.org
The Brain Tumor Society
http://www.tbts.org
National Brain Tumor Foundation
http://www.braintumor.org

Cerebral Palsy
United Cerebral Palsy Research and Education Foundation
http://www.ucPAorg

Charcot-Marie-Tooth Disease
Charcot-Marie-Tooth Association
http://www.charcot-marie-tooth.org

Coma
Coma Recovery Association
http://www.comarecovery.org

Depression / Manic depression
Depression and Related Affective Disorders Association
http://www.med.jhu.edu/drada
National Depressive and Manic Depressive Association
http://www.ndmda.org
National Foundation for Depressive Illness
http://www.depression.org
National Institute of Mental Health
http://www.nimh.nih/dart/darthome.htm

Disability and Rehabilitation
Disabled Sports USA
http://www.dsusa.org/~dsusa/dsusa.html
National Information Center for Children & Youth
with Disabilities
http://www.nichyc.org
National Rehabilitation Information Center
http://www.naric.com/naric

Down Syndrome
National Down Syndrome Society
http://www.ndss.org

Dysautonomia
The Dysautonomia Foundation, Inc.
http://www.med.nyu.edu/fd/fdcenter.html

Dyslexia
The International Dyslexia Association
http://www.interdys.org

Dystonia
Dystonia Medical Research Foundation
http://www.dystonia-foundation.org

Epilepsy
Epilepsy Foundation
http://www.efa.org

Gaucher's Disease
National Gaucher Foundation
http://www.gaucherdisease.org

Guillain-Barré Syndrome
Guillain-Barré Syndrome Foundation International
http://www.webmast.com/gbs

Headache
American Council for Headache Education
http://www.achenet.org
National Headache Foundation
http://www.headaches.org

Huntington's Disease
Huntington's Disease Society Of America
http://www.hdsa.org

Hydrocephalus
Hydrocephalus Association
http://www.hydroassoc.org

Learning Disabilities
Learning Disabilities Association of America
http://www.ldanatl.org
National Center for Learning Disabilities
http://www.ncld.org

Leukodystrophy
United Leukodystrophy Foundation
http://ulf.org

Maple Syrup Urine Disease
Maple Syrup Urine Disease Family Support Group
http://www.msud-support.org

Mental Health
National Alliance for the Mentally Ill
http://www.namiorg
National Institute of Mental Health
http://www.nimh.nih.gov
National Mental Health Association
http://www.nmha.org

Mental Retardation
The ARC of the United States
http://www.thearc.org

Multiple Sclerosis
Center for Neurological Study
http://www.cnsonline.org
National Multiple Sclerosis Society
http://www.nmss.org

Muscular Dystrophy
Muscular Dystrophy Association
http://www.mdusa.org
Facioscapulohumeral Society, Inc.
http://www.fshsociety.org

Myasthenia Gravis
The Myasthenia Gravis Foundation of America
http://www.myasthenia.org

Narcolepsy
American Academy of Sleep Medicine
http://www.aasmnet.org
National Sleep Foundation
http://www.sleepfoundation.org

Neurofibromatosis
National Neurofibromatosis Foundation
http://www.nf.org
Neurofibromatosis, Inc.
http://www.nfinc.org

Neuropathy
The Neuropathy Association
http://www.neuropathy.org

Pain
American Chronic Pain Association
http://www.theacpa.

Palsy
Society for Progressive Supranuclear Palsy, Inc.
http://www.psp.org

Paralysis
Christopher Reeve Paralysis Foundation
http://www.paralysis.org
The Miami Project to Cure Paralysis
http://www.miamiproject.miami.edu

Parkinson's Disease
American Parkinson Disease Association
http://www.adpaparkinson.org
National Parkinson Foundation,Inc.
http://www.parkinson.org
Parkinson's Action Network
http://www.parkinsonaction.org
Parkinson's Disease Foundation
http://www.pdf.org
The Parkinson's Institute
http://www.parkinsoninstitute.org

Polio
International Polio Network
http://www.post-polio.org

Reflex Sympathetic Dystrophy Syndrome
Reflex Sympathetic Dystrophy Syndrome of America
http://www.rsds.org

Rehabilitation
Easter Seals
http://www.seals.com
National Institute on Disability and Rehabilitation Research
http://www.ed.gov/offices/OSERS/NIDRR/
National Rehabilitation Information Center
http://www.naric.com

Restless Legs Syndrome
Restless Legs Syndrome Foundation, Inc.
http://www.RLS.ORG

Reye's Syndrome
National Reye's Syndrome Foundation
http://www.bright.net/~reyessyn

Sotos Syndrome
Sotos Syndrome Support Association
http://www.well.com/user/sssa

Spasmodic Dystonia
National Spasmodic Dystonia Association
http://www.dystonia-foundation.org

Spasmodic Torticollis
National Spasmodic Torticollis Association
http://www.torticollis.org

Spina Bifida
Spina Bifida Association of America
http://www.sbaa.org

Spinal Cord Injury
National Spinal Cord Injury Hotline(800 526-3456)
http://www.scihotline.org
National Spinal Cord Injury Association
http://www.spinalcord.org
North American Spine Society
http://www.spine.org
Paralyzed Veterans of America
http://www.pva.org

Spinal Muscular Atrophy
Families of Spinal Muscular Atrophy
http://www.fsma.org
Living SMArt
http://www.execpc.com/livSMArt

Stroke
American Heart Association
http://www.amhrt.org

Sturge-Weber Syndrome
The Sturge-Weber Syndrome Foundation
http://www.sturge-weber.com

Syringomyelia
American Syringomyelia Alliance Project
http://www.asap4sm.ocom

Tay-Sachs
Late Onset Tay-Sachs Foundation
http://neuro-oas2.mgh.harvard.edu/LOTS/main.html
National Tay-Sachs and Allied Diseases Association
http://www.ntsad.org

Tinnitus
American Tinnitus Association
http://www.ata.org

Tourette Syndrome
Tourette Syndrome Foundation of Canada
http://www.tourette.ca
Tourette Syndrome Association, Inc.
http://TSA.mgh.harvard.edu

Trigeminal Neuralgia
Trigeminal Neuralgia Association
http://www.www.tna-support.org

Tuberous Sclerosis
Tuberous Sclerosis Alliance
(formerly National Tuberous Sclerosis Association)
http://www.ntsa.org

Vestibular Disorders
Vestibular Disorders Association
http://www.vestibular.org

Williams Syndrome
Williams Syndrome Association
http://www.williams-syndrome.org

Wilson's Disease
National Center for the Study of Wilson's Disease
http://www.wilsonsdiseasecenter.org