New Zealand Needle Exchange Programme
- Information about a health education and health promotion service for people who inject drugs.
- http://WWW.NEEDLE.CO.NZ

SAMHSA's Office of Applied Studies
- The latest national data on alcohol, tobacco, and illegal drug use; substance abuse treatment; drug related deaths; and drug related emergency department episodes.
- http://www.drugabusestatistics.samhsa.gov/

Harm Reduction Coalition
- HRC is committed to reducing drug-related harm among individuals and communities by initiating and promoting harm reduction education, interventions, and community organizing.
- http://www.harmreduction.org/

North American Syringe Exchange Network
- An organization supporting needle exchange.
- http://www.nasen.org/