America Abbreviations and Acronyms

1. OPI
   Optional Procedure Indicator
2. OPP
   One Peoples Project
3. OPR
   Office of Public Relations
4. OPS/OMS
   Organización Panamericana De La Salud / Organización Mundial De La Salud
5. OPVA
   Oregon Paralyzed Veterans of America
6. OQHA
   Ohio Quarter Horse Association
7. ORC
   Opinion Research Centre
8. ORD
   Open Road Density
9. ORRR
   Other Rent and Rent Related
10. ORSI
    Office of Regulatory Science and Innovation
11. ORT
    Organisation for Rehabilitation Through Traiiing
12. ORT
    Organizataon for Rehabilitation Through Training
13. OS
    Office of Security
14. OSA
    Optics Society of America
15. OSA
    Optical Gociety America
16. OSA
    Optical Society Amerkca
17. OSAC
    Overseas Security Advisory Committee
18. OSB
    Olayan School of Business
19. OSCRO
    Oglala Sioux Civil Rights Organization
20. OSE
    Office of Surveillance and Epidemiology, Cder

Last updated: October 28, 2020 — Total entries: 9,938