Call Sign Abbreviations and Acronyms

1. HSO
   Campania Helicopteros De Transporte
2. HSR
   Citylink Airlines
3. HSS
   Compania Transportes Aereos Del Sur
4. HSY
   Sky Helicopteros
5. HTA
   Helitrans
6. HTC
   Haiti Trans Air
7. HTE
   Midwest Helicopters De Mexico
8. HTG
   Grossmann Air Service
9. HTL
   Jet Link Aviation
10. HTO
    Tango Bravo
11. HTR
    Holstenair Lubeck
12. HTS
    Helitrans Air Service
13. HU
    Hainan Airlines
14. HU
    Horizons Unlimited
15. HUB
    Hub Airlines
16. HUD
    Horizons Unlimited
17. HUESSLER
    Huessler Air Service
18. HUGHES EXPRESS
    Hughes Aircraft Company
19. HUMAYA
    Lineas Aereas Del Humaya
20. HUMMEL
    Polizeifliegerstaffel Nordrhein-Westfalen

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