Bahamas             

Representative Organisation     

The Bahamas Down Syndrome Association and Center

Bermuda            

Representative Organisation     

Bermuda Down Syndrome Support Group

Canada

Representative Organisation     

Canadian Down Syndrome Society

Affiliate Organisation                     

Down Syndrome Resource Foundation

T21 Association Ouest Africaine

Dominican Republic      

Representative Organisation     

Asociacion Dominicana de Sindrome de Down

Grenada             

Representative Organisation     

Grenada Down Syndrome Association

Jamaica               

Representative Organisation     

Jamaica Down's Syndrome Foundation

Mexico

Representative Organisation     

Fundacion John Langdon Down

Affiliate Organisation                     

Taller de Expresion y Desarrollo Integral A.C. (TEDI)

Trisomia 21 A.C.

Trinidad and Tobago     

Representative Organisation     

Down Syndrome Family Network

United States   

Affiliate Organisations                     

Alexander's Angels, Inc.

LuMind IDSC Foundation

National Down Syndrome Congress (NDSC)

National Down Syndrome Society (NDSS)

San Diego Down Syndrome Organisation