| Alaska |
Alaska Chapter of the National Down Syndrome Congress |
| America |
National Down Syndrome Society
National Down Syndrome Congress
National Association for Down Syndrome
The Up With Downs Team |
| Argentina |
Asociacion Down de Avellaneda
Asociación Síndrome de Down de la República Argentina |
| Australia |
DS Society of South Australia
DS Association of New South Wales
DS Association of Victoria
DS Association of Western Australia
Australian Capital Territory DS Association
DS Association of Queensland |
| Austria |
Infoplattform Down-Syndrom Österreich |
| Bahrain |
Bahrain Down Syndrome Society |
| Belgium |
TRI21 |
| Brazil |
Fundacao Sindrome de Down |
| Canada |
Calgary DS Assoc.
Canadian Down Syndrome Society
DS Assoc. of Metropolitan Toronto
Down Syndrome Research Foundation and Resource Centre
Manitoba DS Society Home Page
Newfoundland and Labrador DS Society
Assoc. du Syndrome de Down de L'estrie ( Quebec ) |
| Colombia |
Down Syndrome Association |
| Croatia |
Down Syndrom Centar Pula |
| Czech Republic |
Klub radicu a pratel deti s Downouym Sydromem
Spolecnost Downova syndromu |
| Denmark |
Forældre til mongolbørn i København
Landsforening Downs Syndrom |
| Ecuador |
Frutos-Integral Attention Center |
| Egypt |
European Down Syndrome Assoc. (EDSA) |
| Finland |
Downin oireyhtymä |
| France |
F.A.I.T 21 et G.E.I.S.T 21 |
| Germany |
Down syndrome network Germany
Deutschen Down-Syndrom InfoCenter |
| Hawaii |
Hawaii Down Syndrome Congress |
| Honduras |
Down Syndrome Foundation |
| Hong Kong |
Down Syndrome Association |
| Iceland |
Félag áhugafólks um Downs-heilkenni |
| India |
Neurodevelopment Disabilities Portal of India Down's Syndrome Federation of India |
| Ireland |
Down Syndrome Ireland - Main branch
Down Syndrome Ireland - Mayo Branch |
| Italy |
L'Associazione Italiana Persone Down
Associazione Genitori Bambini Down
Centro Bresciano Down
Pordenone DS Assoc. (English)
CE.N.TR.O. 21 -- Bologna
Sindrome di Down |
| Luxembourg |
Trisomie 21 Lëtzebuerg a.s.b.l. (in French and German) |
| Malta |
Down Syndrome Assoc. of Malta |
| Malaysia |
Kiwanis Down Syndrome Centre under construction |
| Mexico |
Resources in Mexico
Instituto Irapuatense Down, A.C.
Fundación John Langdon Down, A.C. |
| Netherlands |
Stichting Down's Syndroom |
| New Zealand |
New Zealand DS Association Auckland DS Association
|
| Nigeria |
Down Syndrome Association of Nigeria |
| Norway |
Downsnett Norge
Marihøna |
| Phillippines |
Down Syndrome Assoc. of the Philippines |
| Poland |
Bardziej Kochani |
| Portugal |
Associação Portuguesa de Portadores de Trissomia 21
DIFERENÇAS (the development center associated to the Portuguese Association for T21 - APPT21) |
| Puerto Rico |
Fundación Síndrome Down |
| Romania |
Sindrom Down |
| Russia |
Down Syndrome Assoc. of Russia
Downside Up (UK charity for Russian children with DS) |
| Singapore |
Singapore Down Syndrome Association |
| Slovakia |
Spolocnost' Downovho syndrómu na Slovensku |
| Slovenia |
Sekcija za Downov Sindrom |
| South Africa |
Down Syndrome South Africa |
| Spain |
Down 21: Fundación Síndrome de Down
Asociacion Sindrome de Down "Lejeune"
Fundacio Catalana Sindrome de Down
La Fundación Síndrome de Down de Cantabria |
| Sweden |
Downs Syndrom Sverige |
| Switzerland |
EDSA Schweiz
Insieme - Vereinigung für Kinder mit Down-Syndrom
Association Romande Trisomie 21 |
| Turkey |
Down sendromu Dayanisma Grubu |
| United Kingdom |
UK Resources for Down Syndrome
The Down's Syndrome Medical Interest Group
The UPs of Downs
UK Down's Syndrome Assoc.
DS Assoc of Bristol
Greater Manchester Branch of the DS Assoc.
Down Syndrome Liverpool
North East & Cumbria Branch
Down's Syndrome Assoc. London Branch
Oxfordshire Group of the DS Assoc.
Kingston Special Needs Project
Inter Care Residential |
| Uruguay |
La Asociacion Down del Uruguay |
| Venezuela |
Asociacion Venezoiana para el Sindrome de Down |
