| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 488490 | 488490 | 488490 | Bridge, tunnel, and highway operations | |||
| 488490 | 488490 | 488490 | Bus terminal operation, independent | |||
| 488490 | 488490 | 488490 | Cargo surveyors, truck transportation | |||
| 488490 | 488490 | 488490 | Driving services (e.g., automobile, truck delivery) | |||
| 488490 | 488490 | 488490 | Independent truck driver (except owner-operators) | |||
| 488490 | 488490 | 488490 | Inspection or weighing services, truck transportation | |||
| 488490 | 488490 | 488490 | Loading and unloading at truck terminals | |||
| 488490 | 488490 | 488490 | Pilot car services (i.e., wide load warning services) | |||
| 488490 | 488490 | 488490 | Shunting of trailers in truck terminals | |||
| 488490 | 488490 | 488490 | Snow clearing, highways and bridges, road transportation | |||
| 488490 | 488490 | 488490 | Snow removal, highway | |||
| 488490 | 488490 | 488490 | Street cleaning service | |||
| 488490 | 488490 | 488490 | Toll road operations, highway | |||
| 488490 | 488490 | 488490 | Truck weighing station operation | |||
| 488490 | 488490 | 488490 | Trucking terminals, independently operated |