| IGO | inter-government organization | 政府间国际组织 |
| IGO | Institute of the Great Outdoors | 伟大户外协会 |
| IGO | Inspector General's Office | 检察长办公室 |
| IGO | I am leaving the scene | 我要离开现场 |
| IGO | Instructional Goals And Objectives | 教学目标和目的 |
| IGO | Inter-Governmental Organization | 国际政府组织 |
| IGO | Chigorodo, Colombia | 哥伦比亚奇戈罗多 |
| IGO | Igorot Global Organization | Igorot全球组织 |
| IGO | Inside Gamer Online (video game website) | Inside Gamer Online(电子游戏网站) |
| IGO | INMARSAT Geostationary Overlay (Telcordia) | 国际海事卫星组织地球静止叠加(Telcordia) |
| IGO | Industrial Gas Oil | 工业天然气 |
| IGO | International Gatka Organisation | 国际加特卡组织 |
| IGO | In Good Order (verifying documents) | 井然有序(验证文件) |