| Acronym | Definition |
|---|
| IGO➣International Governmental Organization |
| IGO➣Inter-Governmental Organization |
| IGO➣In Good Order (verifying documents) |
| IGO➣Inspector General's Office |
| IGO➣Issues, Goals, and Objectives |
| IGO➣Inside Gamer Online (video game website) |
| IGO➣Industrial Gas Oil |
| IGO➣Iowa Geocachers Organization |
| IGO➣INMARSAT Geostationary Overlay (Telcordia) |
| IGO➣International Gatka Organisation |