| [481111] Scheduled Passenger Air Transportation |
| [481112] Scheduled Freight Air Transportation |
| [481211] Nonscheduled Chartered Passenger 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 |
| [483112] Deep Sea Passenger Transportation |
| [483113] Coastal and Great Lakes Freight Transportation |
| [483114] Coastal and Great Lakes Passenger Transportation |
| [483211] Inland Water Freight Transportation |
| [483212] Inland Water Passenger Transportation |
| [484110] General Freight Trucking, Local |
| [484121] General Freight Trucking, Long-Distance, Truckload |
| [484122] General Freight Trucking, Long-Distance, Less Than Truckload |
| [484210] Used Household and Office Goods Moving |
| [484220] Specialized Freight (except Used Goods) Trucking, Local |
| [484230] Specialized Freight (except Used Goods) Trucking, Long-Distance |
| [485111] Mixed Mode Transit Systems |
| [485112] Commuter Rail Systems |
| [485113] Bus and Other Motor Vehicle Transit Systems |
| [485119] Other Urban Transit Systems |
| [485210] Interurban and Rural Bus Transportation |
| [485310] Taxi Service |
| [485320] Limousine Service |
| [485410] School and Employee Bus Transportation |
| [485510] Charter Bus Industry |
| [485991] Special Needs Transportation |
| [485999] All Other Transit and Ground Passenger Transportation |
| [487110] Scenic and Sightseeing Transportation, Land |
| [487210] Scenic and Sightseeing Transportation, Water |
| [488210] Support Activities for Rail Transportation |
| [488310] Port and Harbor Operations |
| [488320] Marine Cargo Handling |
| [488330] Navigational Services to Shipping |
| [488390] Other Support Activities for Water Transportation |
| [488410] Motor Vehicle Towing |
| [488490] Other Support Activities for Road Transportation |
| [488510] Freight Transportation Arrangement |
| [488991] Packing and Crating |
| [488999] All Other Support Activities for Transportation |