This U.S. industry comprises establishments primarily engaged in providing air transportation with no regular routes and regular schedules (except nonscheduled chartered passenger and/or cargo air transportation). These establishments provide a variety of specialty air transportation or flying services based on individual customer needs using general purpose aircraft. Illustrative Examples: Aircraft charter services (i.e., general purpose aircraft used for a variety of specialty air and flying services) Aviation clubs providing a variety of air transportation activities to the general public Cross-References. Establishments primarily engaged in-- ? Providing air transportation of passengers or passengers and cargo with no regular routes and regular schedules--are classified in U.S. Industry 481211, Nonscheduled Chartered Passenger Air Transportation; ? Providing air transportation of cargo without transporting passengers with no regular routes and regular schedules--are classified in U.S. Industry 481212, Nonscheduled Chartered Freight Air Transportation; ? Crop dusting using specialized aircraft--are classified in U.S. Industry 115112, Soil Preparation, Planting, and Cultivating; ? Fighting forest fires using specialized water bombers--are classified in Industry 115310, Support Activities for Forestry; ? Providing specialized air sightseeing services--are classified in Industry 487990, Scenic and Sightseeing Transportation, Other; ? Operating specialized flying schools, including all training for commercial pilots--are classified in U.S. Industry 611512, Flight Training; ? Providing specialized air ambulance services using specialized equipment--are classified in Industry 621910, Ambulance Services; ? Operating recreation aviation clubs--are classified in Industry 713990, All Other Amusement and Recreation Industries; ? Operating advocacy aviation clubs--are classified in U.S. Industry 813319, Other Social Advocacy Organizations; ? Aerial gathering of geophysical data for surveying and mapping--are classified in Industry 541360, Geophysical Surveying and Mapping Services; and ? Providing aerial and/or other surveying and mapping services--are classified in Industry 541370, Surveying and Mapping (except Geophysical) Services.