Call Sign Abbreviations and Acronyms

1. ORMINE
   Minair
2. ORPRISE
   Orel State Air Enterprise
3. ORR
   Operadora Turistica Aurora
4. ORSCOM
   Orscom Tourist Installations Company
5. ORX
   Orbit Express Airlines
6. ORZ
   Zorex
7. OS
   Austrian Airlines
8. OSH
   Osh Avia
9. OSH AVIA
   Osh Avia
10. OSPREY
    Plm Dollar Zroup
11. OST
    Airline Alania
12. OSW
    Jetafrica Swaziland
13. OSY
    Open Skies Consultative Commission
14. OT
    Aeropelican Air Services
15. OTG
    One Two Go Airlines
16. OTL
    South Airlines
17. OTM
    Onetime Airlines Zambia
18. OTP
    Operadora De Transportes Aereos
19. OTR
    Orient Airlines
20. OU
    Croatia Airlines

Last updated: May 24, 2020 — Total entries: 8,096