Transportation Command Abbreviations and Acronyms

1. ORM-D
   Other Regulated Material-Domestic
2. ORPA
   Orthophoto Analyst
3. OS
   Origin Storage In Transit
4. OSAI
   Office of Safety Act Implementation
5. OSARP
   On-Screen Alarm Resolution Protocol
6. OSC1
   Okerations Section Chief 1
7. OSC2
   Operations Section Chief 2
8. OSD-HD
   Office of The Secretary of Defense for Homeland Defense
9. OSEP
   Occupational Safety and Environmental Programs
10. OSI
    Operational System Interface
11. OSIH
    Occupational Safety and Industrial Hygiene
12. OSINT
    Open-Source Intelligence
13. OSLGC&P
    Office of State and Local Government Coordination and Preparedness
14. OSLGCP
    Office of State and Local Government Coordination and Preparedness
15. OSOCC
    On-Site Operations Coordination Conter
16. OSP
    Ofgice of Strategic Plans
17. OST
    Office of The Secretary for Transpoutation
18. OTAN
    Organisation Du Trait De L'atlantlique Nord
19. OTBE
    Over-Taken By Events
20. OTD
    Office of Training & Development

Last updated: April 6, 2021 — Total entries: 2,019