O'Hare International Airport
- Terminal maps, ground transportation, parking and concession information.
- http://www.flychicago.com/Ohare/OhareHomepage.shtm

AReCO - Alliance of Residents Concerning O'Hare
- A grass roots organization and is separate from all other organizations that represents over 1200 residents from about a 25 mile radius of O'Hare, including Chicago. Includes information on noise, pollution, expansion and contacts.
- http://www.areco.org/

Suburban O'Hare Commission
- A consortium of local governments from the communities surrounding O'Hare International Airport, including Addison, Bensenville, DuPage County, Elk Grove, Elk Grove Township, Elmhurst, Itasca, Maine Township, Park Ridge, Roselle, Schiller Park and Wooddal
- http://www.suburban-ohare.org/

O'Hare Noise Compatibility Commission
- Members include leadership from area cities, villages and school districts to provide information on technical improvements and public resources to noise abatement.
- http://www.oharenoise.org/