You might also be interested in these other organizations:
Sky Posse Palo Alto -- Help reduce aircraft noise over Palo Alto and neighboring communities
NoPlanes.US -- LaGuna Niguel, Southern California
Airplanenoisenyc.org -- Blog about aircraft noise and pollution affecting New Yorkers and the surrounding communities.
Aviation Impact Reform -- Former FAA air traffic controller with deep knowledge of NextGen explains alternatives (he is also an ATC whistleblower with an interesting story showing deep FAA corruption).
ProspectParkQuietSkies.Org -- Brooklyn and surrounding areas impacted by heavy JFK and LGA airport noise.
Our Skies National Coalition -- National coalition comprised of U.S. advocacy groups.
FAIR Chicago -- Chicagoan's fight to restore quieter skies over their homes and their battle with O'Hare's deafening air traffic.
NJCAAN -- information on New Jersey Aircraft Noise and Pollution
Quieter Skies Task Force Seattle -- information on the Quieter Skies network in Seattle
BRRAM -- Bucks Residents For Responsible Airport Management (BRRAM)
Montgomery County Quiet Skies Coalition - located in Montgomery County, Maryland and affected by Reagan National Airport (DCA)
CAAN -- Citizens for the Abatement of Aircraft Noise (based in the Washington, D.C. area)
Los Angeles: http://jetairpollution.com/
Ealing Aircraft Noise Action Group: www.eanag.org.uk
No Aircraft Noise: www.noaircraftnoise.org.au/
Toronto Aviation Noise Group (T.A.N.G.): northtoronto.wordpress.com/
Organizing Community-Based Groups to Reduce Airport: airportnoiselaw.org/organize.html
Americans against aviation impacts: http://aviationjustice.org/partners/local-airport-struggles/
West Calgary Air Traffic Concerns: wcatc.ca