Klinefelter's Syndrome Support Group of Australia (K.S.S.G)
P.O.Box 683, Castle Hill NSW 1765, AUSTRALIA; phone: 0407262398.
The International Foundation for Androgynous Studies
Belgium
Belgische vereniging voor het syndroom van KLINEFELTER Bilingual site - Flemish and French.
Canada
Association francophone Klinefelter, a site devoted to francophone XXYs and their families.
Organisation Internationale des Intersexués is "Dedicated to the Advancement and Diffusion of Knowledge and Understanding of Gender/ Consacré à la promotion et la diffusion des connaissances sur les questions de genre." The site has information in several languages: French, English, Spanish and Dutch.
XXY Canada
Denmark
The Turner Center
Excellent and balanced source of information on XXY. Literature is available in Danish, English, and German.
Klinefelterforeningen i Danmark
France
Belgische vereniging voor het syndroom van KLINEFELTER Bilingual site - Flemish and French.
Association francophone Klinefelter, a site devoted to francophone XXYs and their families.
Organisation Internationale des Intersexués is "Dedicated to the Advancement and Diffusion of Knowledge and Understanding of Gender/ Consacré à la promotion et la diffusion des connaissances sur les questions de genre." The site has information in several languages: French, English, Spanish and Dutch.
Germany
Deutsche Klinefelter-Syndrom Vereinigung e.V. DKSV
Japan
Klinefelter Syndrome
Netherlands
Welkom op de website van de Nederlandse Klinefelter vereniging
Norway
XXY Klinefelter - Foreningen I Norge
Spain
ENTENDIENDO SÍNDROME DE KLINEFELTER UNA GUÍA PARA MASCULINOS XXY Y SUS FAMILIAS Escrito por: Robert Bock Oficina de Informar Sobre Investigación. NICHD.
Gente XXY & El Síndrome de Klinefelter
SÍNDROME DE KLINEFELTER-GRUPO DE AYUDA MUTUA
Sweden
Svenska XXY/ Klinefelterföreningen
U.K.
Klinefelter's Syndrome Association. A nation-wide Self-help and Support Group for Klinefelter Syndrome adults, children, their partners, and their families in the U.K. and Ireland.
Klinefelter Organisation (KO), formerly the Klinefelter's Syndrome Club UK (KSCUK)