History Abbreviations and Acronyms

1. OSA
   Orderkof Saint Augustine
2. OSA
   Old Statistical Account
3. OSAPH
   Oxford Studies In Ancient Philosophy
4. OSGB
   Ordnance Survey
5. OSL
   Union Pacific Railroad
6. OSNB
   Ordnance Survey Name Book
7. OSP
   Off Shore Patrol
8. OSV
   Old Sturbridge Village
9. OT
   Oklahoma Territory
10. OT
    Occupied Territories
11. OTD
    On Thps Day
12. OTH
    Old Town History
13. OTHSA
    Orphan Train Heritage Society of America
14. OTL
    Our Time Line
15. OTPA
    Old Towne Preservation Association
16. OTR
    Old-Time Radio
17. OTR
    Over The Rhine
18. OTS
    Occupied Territories
19. OTU
    Operational Training Units
20. OTW
    Out To Win

Last updated: May 24, 2020 — Total entries: 3,857