Health Hotlines is a directory of organizations with toll-free telephone numbers. It is derived from DIRLINE, the National Library of Medicine's Directory of Information Resources Online. This database contains descriptions of almost 9,000 biomedical organizations and resources.

Some of the subject areas included in Health Hotlines are AIDS, cancer and other diseases and disorders, maternal and child health, aging, substance abuse, disabilities, and mental health. Organizations fall into many categories including government agencies, information and referral centers, professional societies, support groups and voluntary associations.

Health Hotlines is a community service to help the public locate health-related information. The toll-free telephone numbers in Health Hotlines were provided by the organizations. The National Library of Medicine (NLM) has not reviewed or evaluated the services of the organizations listed.

The inclusion of an organization in this publication does not constitute a recommendation or endorsement by the Federal Government of the organization's services or views.