| | Aircraft Mechanics and Service Technicians |
| | Airline Pilots, Copilots, and Flight Engineers |
| | Bus and Truck Mechanics and Diesel Engine Specialists |
| | Bus Drivers, School |
| | Bus Drivers, Transit and Intercity |
| | Captains, Mates, and Pilots of Water Vessels |
| | Cargo and Freight Agents |
| | Commercial Pilots |
| | Dispatchers, Except Police, Fire, and Ambulance |
| | Flight Attendants |
| | Laborers and Freight, Stock, and Material Movers, Hand |
| | Production, Planning, and Expediting Clerks |
| | Railroad Conductors and Yardmasters |
| | Reservation and Transportation Ticket Agents and Travel Clerks |
| | Sailors and Marine Oilers |
| | Shipping, Receiving, and Traffic Clerks |
| | Taxi Drivers and Chauffeurs |
| | Transportation, Storage, and Distribution Managers |
| | Transportation Inspectors |
| | Truck Drivers, Heavy and Tractor-Trailer |
| | Truck Drivers, Light or Delivery Services |