Air Force Abbreviations and Acronyms

1. LTCOL
   Lieutenant Colonel
2. MAJGEN
   Major General
3. SERG
   Sergeant
4. 603
   New Hampshire
5. N.H.
   New Hampshire
6. Usnx
   United States Department of Defense
7. NNICU
   Neonatal Intensive Care Unit
8. Occ.Health
   Occupational Health
9. x2
   Twice
10. US DOS
    United States Department of State
11. INOPR
    Inoperative
12. AFCSA/CC
    Commander
13. 1ST LIEUT
    First Lieutenant
14. 1ST SERG
    First Sergeant
15. 1ST SGT
    First Sergeant
16. 2D LIEUT
    Second Lieutenant
17. 2ND LT
    Second Lieutenant
18. GUNNER
    Gunner
19. M SGT
    Master Sergeant
20. QTR MR
    Quartermaster

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