A total of 18,740 psychiatrists and psychiatric residents (trainees) were identified in the U.S. in 1965, and survey data were obtained from 16,449 respondents (88 percent). The data are presented here as: (1) characteristics of the supply: sex, age, citizenship, work status (full time, part time, etc.), and primary and secondary subfields of psychiatric specialization, (2) professional qualifications: number of years of professional training, areas of specialization in which Board certification is held, and membership in the American Psychiatric Association, (3) geographic distribution: national supply per 100,000 population, distribution by state, and distribution among Standard Metropolitan Statistical Areas, and (4) utilization: time spent in different work settings (private practice, mental hospital, etc.), various professional work activities, employer auspices, and number and age distribution of private patients. The report presents frequency distribution of the characteristics with appropriate interrelationships. It includes a brief description of the survey procedure, some characteristics of nonrespondents based on Association records, and a copy of the questionnaire. (BC)