# Professional Air Traffic Controllers Organization

> defunct US air traffic controller labor union, operating 1968–1981

**Wikidata**: [Q1774478](https://www.wikidata.org/wiki/Q1774478)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Professional_Air_Traffic_Controllers_Organization_(1968))  
**Source**: https://4ort.xyz/entity/professional-air-traffic-controllers-organization


## References

1. Freebase Data Dumps. 2013
2. BBC Things