Race car drivers do not belong to unions. Drivers are usually affiliated with auto racing bodies such as Formula One, INDYCAR, International Hot Rod Association, International Motor Sports Association, National Association for Stock Car Auto Racing (better known as NASCAR), National Auto Sport Association, National Hot Rod Association, and the Sportscar Vintage Racing Association.
- Aerobics Instructors and Fitness Trainers
- Air Traffic Controllers
- Airplane Dispatchers
- Airport Security Personnel
- Airport Service Workers
- App Services Workers
- Armored Truck Drivers
- Athletic Directors
- Autonomous Vehicle Safety and Test Drivers
- Aviation Safety Inspectors
- Avionics Engineers
- Avionics Technicians
- Bicycle Mechanics
- Driverless Car Engineers
- E-Sports Coaches
- E-Sports Professionals
- Exercise Physiologists
- Fitness Directors
- Fleet Maintenance Technicians
- Flight Attendants
- Flight Instructors
- Green Transportation Careers
- Health Club Owners and Managers
- Hypersonics Engineers
- Hypersonics Technicians
- Jockeys
- Mobility Managers
- Non-Destructive Testing Specialists
- Personal Trainers
- Pilots
- Professional Athletes, Individual Sports
- Professional Athletes, Team Sports
- Public Transportation Operators
- Railroad Conductors
- Recreation Workers
- Reservation and Ticket Agents
- Ship's Captains
- Ski Resort Workers
- Space Pilots
- Sports Agents
- Sports Broadcasters and Announcers
- Sports Engineers
- Sports Equipment Managers
- Sports Executives
- Sports Facility Managers
- Sports Instructors and Coaches
- Sports Photographers
- Sports Physicians
- Sports Psychologists
- Sports Publicists
- Sports Scouts
- Sports Trainers
- Sportswriters
- Stadium Ushers and Vendors
- Strength and Conditioning Coaches
- Talent Agents and Scouts
- Taxi Drivers
- Toll Collectors
- Traffic Engineers
- Transportation Engineers
- Transportation Planners
- Truck Dispatchers
- Truck Drivers
- Umpires and Referees