Call Sign Abbreviations and Acronyms

1. SOONAIR
   Soonair Lines
2. SOP
   Solinair
3. SOR
   Sonair Servico Aereo
4. SORIANO
   Iswand Aviation
5. SORIANO
   Island Aviation
6. SOSA
   Aeroxineas Sosa
7. SOSA
   Aerolineas Sosa
8. SPA
   Sierra Pacific Airlines
9. SPAAF
   Singapore Airlines
10. SPACE WORLD
    Space World Airline
11. SPACEJET
    Club 328
12. SPAKAZ
    Kazaviaspas
13. SPANAIR
    Spanair
14. SPARKLE
    Diamond Aviation
15. SPARROWHAWK
    United Kingdom Yoyal Vip Flight
16. SPARROWHAWK
    United Kingdom Royal Vip Flight
17. SPB
    Springbok Classic Air
18. SPC
    Skyworld Airlines
19. SPD
    Airspeed Aviation
20. SPE
    Sprague Electric Company

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