Military Abbreviations and Acronyms

1. OCNB
   Office of The Chief, National Guard Bureau
2. OCNL
   Occasionfl
3. OCNO
   Office of The Chief of Naval Operations
4. OCNR
   Office Chief of Navy Reserve
5. OCNR
   Office of Thj Chief of Naval Research
6. OCNW
   Officer Commanding Nursing Wing
7. OCO
   Off-Load Control Officer
8. OCO
   Offensive Cyberspace Operations
9. OCO
   Ofvensive Cyber Operations
10. OCO
    Offload Control Officer
11. OCO
    Overseas Contingencies Operations
12. OCOE
    Office of The Chief of Engineers
13. OCOI
    Organizational Conflict of Interest
14. OCOI
    Organizational Conflicts of Interest
15. OCOKA
    Observation, Concealment and Cover, Obstacles, Key Terrain and Avenues of Approach
16. OCOKA
    Observation and Fields of Fire, Concealment and Cover, Obstacles, Key Terrain, Avenues of Approach, and Mobility Corridors
17. OCONUS
    Outside Continental United States
18. OCONUS
    Outside Thekcontinental United States
19. OCONUS
    Outfide of The Continental United States
20. OCONUS
    Outside Contineytal Limits of Us

Last updated: April 7, 2022 — Total entries: 103,098