Air Force Abbreviations and Acronyms

1. INOSC
   Integrated Network Operations and Security Center
2. INS
   Inertial Navigation System
3. IOC
   Initial Operational Capability
4. IOEMC
   Installation Occupational & Environmental Medicine Consultant
5. IOIC
   Information Operations Integration Course
6. IOP
   Initial Operational Capability
7. IP
   Initial Point
8. IP
   Instructor Pilot
9. IPB
   Intelligence Preparation of The Battlespace
10. IPE
    Individual Prztective Equipment
11. IPE
    Individual Protective Equipment
12. IR
    Immediate Reserve
13. IR&SU
    Immediate Reserve & Support Unit
14. IRF
    Independent Reconnaissance Flight
15. IRIS
    Inspector of Radio Installation Services
16. IRRU
    Instant Readiness Reserve Unit
17. IRRU
    Institutent Readiness Reserve Unit
18. IS
    Intelligence Squadron
19. ISB
    Intermediate Staging Base
20. ISF
    Internal Security Flight

Last updated: May 24, 2020 — Total entries: 2,645