Acoustic Society of America
   
   http://asa.aip.org/

German Federal Organization Against Aircraft/Airport Noise
   Bundesvereinigung gegen Fluglärm e.V. BVF is the representant of people by Art. 32 German air traffic law. Site has extensive information about airport and aircraft noise, noise protection and other aspects of air traffic, and links to other sites. Most
   http://www.fluglaerm.de/bvf/

Institute of Noise Control
   The Institute of Noise Control Engineering of the USA is a professional organization. A primary purpose of the Institute is to promote engineering solutions to environmental noise problems.
   http://www.inceusa.org/

International Acoustical Societies/Organizations
   Extensive listing
   http://asa.aip.org/links.soc.html

National Council of Acoustical Consultants
   Major international organization of acoustical consultants.
   http://www.ncac.com

The Canadian Acoustical Association
   
   http://www.uwo.ca/hhcru/caa/