Missing Childrens Assistance Act of 1983

Missing Children's Assistance Act of 1983 - Amends the Juvenile Justice and Delinquency Prevention Act of 1974 to require the Administrator of the Office of Juvenile Justice and Delinquency Prevention to establish and maintain a national toll-free telephone line for reporting information regarding the location of missing children. Directs the Administrator to establish a national resource center and clearinghouse to: (1) provide technical assistance to State and local governments and agencies in locating missing children; (2) coordinate public and private efforts to recover missing children; and (3) disseminate information on innovative missing childrens' programs, services, and legislation.

Requires the Administrator to publish an annual summary of research on missing children and prepare a comprehensive plan for coordinating activities of all agencies and organizations responsible for missing children.

Authorizes the Administrator, in consultation with the Advisory Board on Missing Children, to make grants for research or demonstration or service programs designed to: (1) educate parents and community agencies on ways to prevent the abduction of children; (2) assist in the recovery or tracking of missing children; (3) aid communities in collecting material to assist parents in the identification of their children; (4) demonstrate the psychological consequences of a child's abduction; and (5) collect data on investigative practices utilized by law enforcement agencies.

Requires the Administrator to appoint an Advisory Board on Missing Children to assist the Administrator in coordinating programs and activities relating to missing children.

Authorizes appropriations for FY 1984 through 1988.