Governmental & Military Abbreviations and Acronyms

1. IGO
   Inter-Governmental Organization
2. IGOR
   Interactive Guidance On Routes
3. IGOR
   Intercept Ground Optical Recorder
4. IGOS
   Interactive Graphic Orbit System
5. IGOSS
   Integrated Global Ocean Station System (UNESCO)
6. IGOSS
   Integrated Global Ocean Services System (WMO/IOC)
7. IGP
   Ionospheric Grid Points
8. IGP
   Integrated Graphics Processor
9. IGPO
   International Gewex Project Office
10. IGRS
    Intelligence Gathering and Retrieval System
11. IGRSS
    International Geoscience and Remote Sensing Society
12. IGS
    International Gnss Service
13. IGS
    Interchange Group Separator
14. IGS
    International GPS Reference Network
15. IGS
    International Glaciological Society
16. IGS
    International Ground Stations
17. IGS
    International Gps Service
18. IGT
    Institute of Gas Technology (Chicago)
19. IGU
    International Geographical Union (ICSU)
20. IGW
    Increased Gross Weight

Last updated: May 24, 2020 — Total entries: 74,797