ATPCO
- http://www.atpco.net/
- Collection and distribution of fare and fare related data for the airline and travel industry. Travel data services and solutions, including revenue accounting and decision support systems.
Airports Council International
- http://www.airports.org/
- The international association of the world's airports. ACI fosters cooperation among its member airports and with other partners in world aviation, including governmental, airline and aircraft manufacturing organizations.
Cargo Airline Association
- http://www.cargoair.org/
- The US voice and resource for members of the all-cargo air carrier industry, and others in the air cargo marketplace that depend on these services. Based in Washington, DC.
Clipped Wings
- http://www.clippedwings.com/
- Past and present United Airlines flight attendants. Includes information on membership, philanthropy, and local chapters
International Aviation Online
- http://www.intl.faa.gov/
- The FAA Office of International Aviation, the US government's focal point for international aviation policy development and training supporting a safe, secure and efficient global aerospace system.
International Flight Catering Association
- http://www.ifcanet.com/
- Forum and representative body for companies involved in the inflight and railway catering industry. Includes information on news and events, publications, education, membership and contacts .
The Air Transport Action Group
- http://www.atag.org/
- Independent coalition of air transport industry organizations united to press for economically beneficial aviation capacity improvements in an environmentally responsible manner.