| SIC | Description |
|---|---|
| 411 | Local and Suburban Transportation | 4111 | Local and suburban transit | 4119 | Local passenger transportation, nec | 412 | Taxicabs | 4121 | Taxicabs | 413 | Intercity and Rural Bus Transportation | 4131 | Intercity & rural bus transportation | 414 | Bus Charter Service | 4141 | Local bus charter service | 4142 | Bus charter service, except local | 415 | School Buses | 4151 | School buses | 417 | Bus Terminal and Service Facilities | 4173 | Bus terminal and service facilities |