Association for Psychological Type (APT): Promotes the practical application and ethical use of psychological type.
Australian Association for Psychological Type (AusAPT): Exists to promote knowledge and use of psychological type in Australian society, in particular, for professional users of type.
Chicago Chapter of Association of Psychological Type: For persons interested in the Myers Briggs Type Indicator (MBTI) and other personality style indicators. Events, newsletter, links.
Madison Association for Psychological Type: Organization of people interested in the MBTI, Myers-Briggs type applications. Includes chapter information, meeting calendar.
New Zealand Association for Psychological Type: A network of people interested in personality type. Promotes the constructive use of differences of Psychological type based in C. G. Jung's theories.
Southwest Region Association for Psychological Type: Expertise and Information on MBTI® Type and local seminars and resources in Texas and Colorado.
The Myers & Briggs Foundation: Mission is to continue the work of Katharine Cook Briggs and Isabel Briggs Myers in the field of psychological type, especially the ethical and accurate use of the Myers-Briggs Type Indicator instrument.