Northwest Mountain Region
- Aircraft Owners and Pilots Association (AOPA) - General aviation, safety, and governmental issues
- Airport Consultants Council (ACC) - "The Airport Consultants Council (ACC) is the international trade association representing more than 230 companies providing services to airports and the aviation industry. Members offer architectural, engineering, planning, financial, management, economic, construction, consulting services, as well as airport equipment, materials, and products"
- Airports Council International (ACI)
- American Association of Airport Executives (AAAE) - Information of interest to airport operators and managers on a range of subjects such as legislation, environment and the FAA
- National Association of State Aviation Officials (NASAO)