GenderPAC
"The Gender Public Advocacy Coalition, or GenderPAC, is a not-for-profit organization, composed of individuals and groups, dedicated to a broad-based, inclusive national movement for "gender, affectional, and racial equality."--from GenderPAC's website.

The Harry Benjamin International Gender Dysphoria Association, Inc.
"The Harry Benjamin International Gender Dysphoria Association, Inc. (HBIGDA) is a professional organization devoted to the understanding and treatment of gender identity disorders. We have approximately 350 members from around the world, in the fields of psychiatry, endocrinology, surgery, law, psychology, sociology, and counseling. HBIGDA provides opportunities for scientific interchange among professionals through its biennial conferences and publications. HBIGDA develops and publishes Standards of Care for the treatment of gender identity disorders. These standards are internationally accepted guidelines, designed to promote the health and welfare of persons with gender identity disorders."--from HBIGDA's website.

Robert Koch-Institute
This site is not written in English.

FTM International
"This site is the internet contact point for the largest, longest-running educational organization serving FTM transgendered people and transsexual men."--from FTMI's website.

The International Foundation for Gender Education
"The International Foundation for Gender Education (IFGE), founded in 1987, is a leading advocate and educational organization for promoting the self-definition and free expression of individual gender identity. IFGE is not a support group, it is an information provider and clearinghouse for referrals about all things which are transgressive of established social gender norms. IFGE maintains the most complete bookstore on the subject of transgenderism available anywhere. It also publishes the leading magazine providing reasoned discussion of issues of gender expression and identity, including crossdressing, transsexualism, FTM and MTF issues spanning health, family, medical, legal, workplace issues and more."--from IFGE's website.

Transsexual Women's Resources
"This site is designed to empower transsexual women by providing factual information, informed opinion, and personal narrative. I hope these resources will help transsexual women make decisions which will best serve their individual needs."--from TWR's website.

Gender Trust
"The Gender Trust is the only Registered Charity in the U.K. which specifically helps adults who are Transsexual, Gender Dysphoric or Transgenderist: i.e. those who seek to adjust their lives to live as women or men, or to come to terms with their situation despite their genetic background. We also help those who are Intersexes, and try to provide care for the partners and families of all these individuals. We are able to provide trained counsellors, psychologists and psychotherapists, and if required we can initiate the proper referal procedure to a choice of psychiatrists. "--from GT's website.

FTM Network
"The FTM Network is an informal and Ad Hoc self help group, open to all female to male transgender and transsexual people, or those exploring this aspect of their gender. Currently (July 1998) it has over 650 members in Britain and Europe, including contacts with female to male trans'men's groups in America, Russia, China, Japan, Australia, Germany etc."--from FTMN's website.

The Beaumont Society
"Founded in 1966 the Beaumont Society is the worlds largest membership organisation for Transvestites and Transsexuals. Based in the United Kingdom the Society is a democratically run, non profit making organisation funded entirely by membership subscriptions and small private donations. It offers a wide variety of activities including;- Weekend Reunions, Make-Up finishing schools , a national information line network, a safe mail box contact system (we would like to make it quite clear that we do not exist for the purpose of establishing sexual contact), a largely separate wives and partners group called W.O.B.S. (Women Of the Beaumont Society), and a very professionally produced A4 sized, 60 page quarterly magazine called The Beaumont Magazine distributed to members only. Quite apart from our U.K. membership we have a small but growing number of members overseas who keep in touch through the magazine were every member can have their own voice."--from BS's website.

Mermaids
"MERMAIDS IS A SUPPORT GROUP FOR GENDER VARIANT CHILDREN AND TEENAGERS."--from Mermaids' website.

Gender Identity Research and Education Society
"GIRES exists to promote and communicate research that improves the lives of people affected by gender identity and intersex issues."--from GIRES's website.

Intersex Society of North America
"To end shame, secrecy, and unwanted genital surgeries for people born with atypical sex anatomy."--from ISNA's website.

Press for Change
"Press for Change is a political lobbying and educational organisation, which campaigns to achieve equal civil rights and liberties for all transgendered people in the United Kingdom, through legislation and social change."--from PFC's website.