| [481112] Scheduled Freight Air Transportation |
| [481212] Nonscheduled Chartered Freight Air Transportation |
| [481219] Other Nonscheduled Air Transportation |
| [482111] Line-Haul Railroads |
| [482112] Short Line Railroads |
| [483111] Deep Sea Freight Transportation |
| [484110] General Freight Trucking, Local |
| [484121] General Freight Trucking, Long-Distance, Truckload |
| [484122] General Freight Trucking, Long-Distance, Less Than Truckload |
| [484220] Specialized Freight (except Used Goods) Trucking, Local |
| [484230] Specialized Freight (except Used Goods) Trucking, Long-Distance |
| [485111] Mixed Mode Transit Systems |
| [488190] Other Support Activities for Air Transportation |
| [488390] Other Support Activities for Water Transportation |
| [488510] Freight Transportation Arrangement |
| [488999] All Other Support Activities for Transportation |
