Governmental & Military Abbreviations and Acronyms

1. FIROPS
   Freedom of Air Operations
2. FIRPS
   Flight Inspection Reports Processing System
3. FIRS
   Financial Information Retrieval System
4. FIRSSE
   Far Infrared Sky Survey Experiment
5. FIRST
   Forum for Independents and Republicans of Schaumburg Township
6. FIRST
   Fleet Intelligence Reserve Support Team
7. FIRST
   Flexible Independent Radar Skill Trainer
8. FIRST
   Forum on Incident Response and Security Teams
9. FIRSTEURLANT
   Fleet Intelligence Reserve Support Team, Atlantic
10. FIRSTPAC
    Fleet Intelligence Reserve Support Team, Pacific
11. FIS
    Freight Information System
12. FIS
    Flight Information Service
13. FIS
    Facility Interface Sheet
14. FIS
    Flight Information Services
15. FIS
    Flight Instructor School
16. FIS
    Fuze Interface System
17. FIS
    Foreign Instrumentation Signals
18. FIS
    Field Information System
19. FIS-B
    Flight Information Services - Broadcast
20. FIS-B
    Flight Information Service - Broadcast

Last updated: May 24, 2020 — Total entries: 74,797