List of National and Foreign Down Syndrome Organizations.
Band of Angelswww.bandofangels.com

Canadian Down Syndrome Societywww.cdss.ca

Dads Appreciating Down Syndromewww.dadsappreciatingdownsyndrome.org

Down Syndrome Research Foundationwww.dsrf.org

Down Syndrome Support Group of the Susquehanna Valleysusquehannadssg.org/about.html

Families Exploring Down Syndromewww.FamiliesExploringDownSyndrome.org

National Association for Down Syndromewww.nads.org 

International Mosaic Down Syndrome Association
http://www.imdsa.com/

National Down Syndrome Coalition
www.NDSCoalition.org

Buddy Walk
http://www.buddywalk.org/index.cfm


Argentina:
     Asociacion Down de Avellaneda
     Asociación Síndrome de Down de la República Argentina
Australia:
     DS Society of South Australia
     DS Assoc. of New South Wales
     DS Assoc. of Victoria
     DS Assoc. of Western Australia
     Australian Capital Territory DS Assoc.
     DS Assoc. 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
     Newfoundland and Labrador DS Society
     Assoc. du Syndrome de Down de L'estrie (Quebec)
Croatia: Down Syndrom Centar Pula
Czech Republic:       Spolecnost Downova syndromu
      Assoc. of Parents and Children with DS
Denmark:
     Forældre til mongolbørn i København
     Landsforening Downs Syndrom
Ecuador: Frutos-Integral Attention Center
France: F.A.I.T 21 et G.E.I.S.T 21
Germany:
     Down syndrome network Germany
     Deutschen Down-Syndrom InfoCenter
Honduras: Down Syndrome Foundation
Hong Kong: Down Syndrome Association
Iceland: Félag áhugafólks um Downs-heilkenni
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
     CE.N.TR.O. 21 -- Bologna
     Sindrome di Down
Japan: Japan Down Syndrome Network (link broken)
Luxembourg: Trisomie 21 Lëtzebuerg a.s.b.l. (in French and German)
Malta: Down Syndrome Assoc. of Malta
Maylasia: Kiwanis Down Syndrome Centre under construction
Mexico:
     Instituto Irapuatense Down, A.C.
     Fundación John Langdon Down, A.C.
Netherlands: Stichting Down's Syndroom
New Zealand: New Zealand DS Assoc.
Nigeria: Down Syndrome Association of Nigeria
Norway:
     Downsnett Norge
     Marihøna
Phillipines: Down Syndrome Assoc. of the Philippines
Poland: Bardziej Kochani
Puerto Rico: Fundación Síndrome Down
Romania: Sindrom Down
Russia:
     Down Syndrome Assoc. of Russia
     Downside Up (this is a UK charity for Russian children with DS)
Singapore: Singapore Down Syndrome Assoc.
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 UPs of Downs
     UK Down's Syndrome Assoc.
     UK Mosaic Down 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