Industry: 4581—Airports, Flying Fields, and Airport Terminal Services
Establishments primarily engaged in operating and maintaining airports and flying fields; in servicing, repairing (except on a factory basis), maintaining, and storing aircraft; and in furnishing coordinated handling services for airfreight or passengers at airports. This industry also includes private establishments primarily engaged in air traffic control operations. Government air traffic control operations are classified in Public Administration, Industry 9621. Aircraft modification centers and establishments primarily engaged in factory type overhaul of aircraft are classified in Manufacturing, Major Group 37, and flying fields maintained by aviation clubs are classified in Services, Industry 7997.
| Air traffic control, except government | Airport hangar rental |
| Aircraft cleaning and janitorial service | Airport leasing, if operating airport |
| Aircraft servicing and repairing, except on a factory basis | Airport terminal services |
| Aircraft storage at airports | Airports |
| Aircraft upholstery repair | Flying fields, except those maintained by aviation clubs |
| Airfreight handling at airports | Hangar operation |
| Codes |
Titles | Total Marketable US Businesses |
| 45810000 | Airports, flying fields, and services | 9,432 |
| 45810100 | Hangars and other aircraft storage facilities | 86 |
| 45810101 | Aircraft storage at airports | 39 |
| 45810102 | Airport hangar rental | 64 |
| 45810103 | Hangar operation | 37 |
| 45810200 | Aircraft maintenance and repair services | 2,159 |
| 45810201 | Aircraft cleaning and janitorial service | 373 |
| 45810202 | Aircraft servicing and repairing | 1,519 |
| 45810203 | Aircraft upholstery repair | 35 |
| 45810300 | Airports and flying fields | 34 |
| 45810301 | Airport | 4,105 |
| 45810302 | Flying field, except those maintained by clubs | 10 |
| 45810303 | Military flying field | 11 |
| 45819901 | Air freight handling at airports | 139 |
| 45819902 | Airport control tower operation, except government | 15 |
| 45819903 | Airport leasing, if operating airport | 20 |
| 45819904 | Airport terminal services | 200 |
| 45819905 | Airfreight loading and unloading services | 65 |
| 45819906 | Fixed base operator | 52 |
