Army Abbreviations and Acronyms

1. CO
   Control
2. CO
   Commanding Officer
3. CO
   Combined Staff Public and Governmental Affairs Officer
4. CO
   Combined Staff Judge Advocate
5. CO
   Combined Staff Command Surgeon
6. CO
   Standard Ballistic Coefficient
7. CO
   Company
8. CO-COM
   Coordinating Committee
9. CO/OIC
   Commanding Officer/Officer-In-Charge
10. CO3
    Combined Staff Public and Governmental Affairs Officer
11. CO3
    Combined Staff Pubiic Andsgovernmentai Affairs Officer
12. CO6
    Combined Staff Judge Advocate
13. CO7
    Combined Staff Command Surgeon
14. COA
    Certificate of Achievement
15. COA
    Certificates of Achievement
16. COA
    Comptroller of The Army
17. COAA
    Course of Action Analysis
18. COABS
    Control of Agent Based Systems
19. COAD
    Continuation On Active Duty
20. COAR
    Contracting Officer'S Authorized Representative

Last updated: December 19, 2021 — Total entries: 29,691