FTMInternational - "serving the Female-to-Male Community"
National Center for Transgender Equality - "dedicated to advancing the equality of transgender people through advocacy, collaboration and empowerment."
Trans-Academics "is a place where people of all genders can discuss gender theory, the trans community and its various identities, both as a part of the academic world and day-to-day life."
Transgender Tapestry & The International Foundation for Gender Education - "advocate for freedom of gender expression and promote the understanding and acceptance of All People: Transgender, Transsexual, Crossdresser, Agender, Gender Queer, Intersex, Two Spirit, Hijra, Kathoey, Drag King, Drag Queen, Queer, Lesbian, Gay, Straight, Butch, Femme, Faerie, Homosexual, Bisexual, Heterosexual, and of course - You!"
Issues: Transgender (Human Rights Campaign)
Issues: Transgender (National Gay & Lesbian Task Force)
Issues: Transgender Law (National Center for Lesbian Rights)
Bibliographies & Other Resources (GLBTRT of the American Library Association)
Transgender Population -- A Selected Bibliography (LexisNexis)