National Institute on Drug Abuse http://www.nida.nih.gov/
A respected scientific research institution that studies and disseminates information on drug abuse and addiction prevention, treatment and policy.
Substance Abuse and Mental Health Services Administration (SAMHSA) Office of Applied Studies http://www.oas.samhsa.gov/
Provides the latest national data on substance abuse, drug related emergency department episodes and medical examiner cases, and the nation's substance treatment system.
National Institute of Justice http://www.ojp.usdoj.gov/nij/
NIJ is the research and development agency of the U.S. Department of Justice and is the only federal agency solely dedicated to researching crime control and justice issues.
Partnership for a Drug-Free America http://www.drugfreeamerica.org/
Attempts to reduce demand for illicit drugs among America's youth through media communications. Features personal stories, research and other information related to substance use and abuse.
The National Center on Addiction and Substance Abuse at Columbia University http://www.casacolumbia.org/
CASA's research informs Americans about the economic and social costs of substance abuse and its impact on their lives, and assesses what works in prevention, treatment, and law enforcement.