Health.org - National Clearinghouse for Alcohol and Drug Information---posters, pamphlets, info on alcohol and all other drugs
Forreal.org - info on all drugs including alcohol, tobacco, marijuana, cocaine, ecstasy, etc.
doitnow.org - Excellent source of info!! All brochures are available online
White House Drug Policy - Fact sheets on the drugs, pamphlets plus policy information
Freevibe.com - Get the lowdown about all of the recreational drugs