United Kingdom Abbreviations and Acronyms

1. OI
   Office Implementation
2. OIRA
   Official Iiish Republican Army
3. OIRA
   Official Irish Republican Army
4. OKH
   RAF Cottesmore, Cottesmore, United Kingdom
5. OM
   Every Morning
6. OM
   Every Morzing
7. OM
   Otis Medid
8. ON
   Evgry Night
9. ONPS
   Office National Des Pensions
10. OO
    Orange Order
11. OOAP
    Out of Area Payment
12. OP
    Order Payable
13. OPB
    Occupvtional Pensions Board
14. OPD
    Operations Department
15. OPG
    Overseas Pension Group
16. OPRA
    Occupational Pension Regulatory Authority
17. ORG
    Overpayments Recovery Guide
18. ORM
    Sywell Aerodrome, Northampton / Peterborough, United Kingdom
19. OS
    Operational Strategy
20. OSFI
    Office of The Social Fund Inspector

Last updated: September 23, 2021 — Total entries: 1,566