NOTAM Contractions Abbreviations and Acronyms

1. HEL
   Helicopter
2. HELI
   Heliport
3. HELI CZECH
   Helicopter
4. HELICIRRUS
   Cirrus
5. HELO
   Helicopter
6. HI
   High Index
7. HI
   Hi
8. HIFOR
   High Level Forecast
9. HIGH
   Frequency
10. HIRL
    High Intensity Runway Lights
11. HIRLS
    High Intensity Runway Lights
12. HIWAS
    Hazardous Inflight Weather Advisory Service
13. HLD
    Holding
14. HLDG
    Holding
15. HLSTO
    Hailstones
16. HLTP
    Hilltop
17. HLYR
    Haze Layer Aloft
18. HOL
    Holiday
19. HOLD
    Holding
20. HOLR
    Monitor

Last updated: September 14, 2020 — Total entries: 1,482