Project AWARE 
Provides information, support, and assistance regarding all phases of menopause, including current therapies, research data, book lists, physician referral, and Internet resources on other women's health topics.
http://www.project-aware.org/North American Menopause Society (NAMS) 
Multidisciplinary, nonprofit organization that provides a forum for a multitude of scientific disciplines with an interest in the human female menopause.
http://www.menopause.org
American Menopause Foundation 
Independent not for profit health organization dedicated to providing support and assistance on all issues concerning menopause. Definitions, a list of articles and advocacy programs, and contact information.
http://www.americanmenopause.org/
Australasian Menopause Society (AMS) 
Centered on improving the quality of life on women during and after menopause. Provides a calendar of events, media releases, newsletters, additional external links and phone numbers for further guidance.
http://www.menopause.org.au
International Menopause Society 
A non-profit organization focused on promoting knowledge concerning climacteric and menopause. Provides information on facts regarding hormonal treatment, news, membership and links to organizations related to menopause.
http://www.imsociety.org/
The Daisy Network 
Registered UK charity organization supporting those affected by premature menopause. Information regarding menopause stages and treatments is available.
http://www.daisynetwork.org.uk/