Business & Finance Abbreviations and Acronyms

1. GRLW
   Greenville & Western Railway Company, LLC
2. GWR1
   Great Western
3. H&S
   Health and Safety
4. H&S
   Hand Signaller
5. HAYSI
   Haysi Railroad
6. I/L
   InterLocking
7. IATR
   Iowa Traction Railroad Company
8. ICMU
   Interference Current Monitoring Unit
9. ICRK
   Indian Creek Railroad Company
10. ISRR
    Indiana Southern Railroad
11. ISRS
    International Safety Rating System
12. IZPD
    Inter–Zonal Possession Database
13. JDHX
    JD Heiskell
14. JDNX
    J & M Locomotive Inc.
15. JJRR
    J and J Railroad
16. JTCX
    Juniata Terminal
17. KIWIRAIL
    Kiwi Rail
18. KNRY
    Korean National Railways
19. KRMX
    KAWASAKI RAIL CAR, INC
20. l&b
    Land and Buildings

Last updated: August 31, 2021 — Total entries: 49,535