Contact your Representatives and Senators here and please ask your friends to as well:

Groups that endorse this bill:
American Civil Liberties Union, Gay-Straight Alliance Network, GLAD (Gay & Lesbian Advocates & Defenders), GLSEN (Gay, Lesbian and Straight Education Network), Human Rights Campaign, National Center for Lesbian Rights, National Center for Transgender Equality, National Gay and Lesbian Task Force Action Fund, and Transgender Law Center.