American Foundation for Suicide Prevention

AFSP: Understanding and Preventing Suicide through Research, Education and Advocacy

http://www.afsp.org/

Quit Net

Web's largest quit smoking community. Offers smoking cessation information, support and more.

http://www.quitnet.com/

Nicotine Anonymous

Non-profit organization offering information on nicotine addiction, symptoms, treatment and support.

http://www.nicotine-anonymous.org/