NIC 522301—Operation of terminal facilities at airports

Where 522301 sits

1. H Transportation and storage
2. 52 Warehousing and support activities for transportation
3. 522 Support activities for transportation
4. 5223 Service activities incidental to air transportation
5. 522301 Operation of terminal facilities at airports

What 522301 includes

• Operation of terminal facilities at airports

522301 in other systems