Classics in the History of Psychology http://psychclassics.yorku.ca/ Amazing site. The original texts of famous primary sources (articles, books) are available here. Search by author or topic. Also links to other full-text sources on the web such as Project Gutenberg or the MIT Classics page. These are the original texts your college textbooks talk about!
The New York Psychoanalytic Society and Institute http://psychoanalysis.org/ The name says it all. Maintained by the Brill Library at The New York Psychoanalytic Society and Institute.
Mental Help Net http://www.mentalhelp.net/ A somewhat commercial site for the public, this site contains information about disorders and treatment, a bookstore, and a search engine.
National Institute of Mental Health http://www.nimh.nih.gov/index.shtml This official US Government site contains a vast amount of information, including news articles, reports, clinical trial information, and consumer news. They also have their own listserv.
AllPsych ONLINE http://allpsych.com/disorders/ AllPsych includes information on over 60 adult psychiatric disorders and 8 personality disorders, as well as the names and DSM Codes for over 150 disorders. Not reviewed.
Schizophrenia.com http://www.schizophrenia.com/ The goal of this site is "to provide all with valuable and accurate information on the disease schizophrenia." Even their introduction section links to a vast amount of valuable, credible information.
Social Psychology Network http://www.socialpsychology.org/ Claims to be "the largest social psychology database on the Internet." Links to thousands of related resources, including associations, publications, academic programs. Includes an outline of topics that gets very specific.
Associations
American Counseling Association http://www.counseling.org/ Professional Counseling Resources, Prevention Researcher Newsletter.
American Psychological Association http://www.apa.org/ Based in Washington, DC, the American Psychological Association (APA) is the largest scientific and professional organization respresenting psychology in the United States. With more than 159,000 members, APA is also the largest association of psychologists worldwide. A large must-see site.
American Psychological Society http://www.psychologicalscience.org/ Their mission is to promote, protect, and advance the interests of scientifically oriented psychology in research, application, and the improvement of human welfare.
Association for Humanistic Psychology http://www.ahpweb.org/ The Associatio n of Humanistic Psychology is a worldwide community of diverse people promoting personal integrity, creative learning, and active responsibility in embracing the challenges of being human in these times. Founded in 1962, AHP is grounded in the application of the tradition in psychology.
Canadian Psychological Association http://www.cpa.ca/ In English and French
The Psychonomic Society http://www.psychonomic.org/ The Psychonomic Society prom otes the communication of scientific research in psychology and allied sciences.
Society for Community Research and Action http://www.scra27.org/ An international organization devoted to advancing theory, research, and social action. Its members are committed to promoting health and empowerment and to preventing problems in communities, groups, & individuals.
Society for Personality and Social Psychology http://www.spsp.org/ With over 2,800 members, the Society is the largest organization of social and personality psychologists in the world.