| IGL | Cigli Airport, Izmir, Turkey 
| Others |
| IGL | Ilan Gaming League
| Others |
| IGL | Illinois Geometry Lab
| Others |
| IGL | In-game Leader
| Others |
| IGL | Increased Grain Linearity
| Others |
| IGL | India Gospel League
| Others |
| IGL | Indoor Gridiron League
| Others |
| IGL | Indraprastha Gas Limited
| Others |
| IGL | Indraprastha Gas Ltd
| Others |
| IGL | Ineos Group Limited
| Others |
| IGL | Inferior Glenohumeral Ligament
| Others |
| IGL | Infrastructure Gateway Ltd
| Others |
| IGL | Innovation Growth Lab
| Others |
| IGL | Institute for Global Leadership
| Others |
| IGL | Institute of Group Leaders
| Others |
| IGL | Intel gain loss
| Others |
| IGL | Intelligence Gain Loss
| Others |
| IGL | Intelligence Gain/loss
| Others |
| IGL | Interactive Geometry Lab
| Others |
| IGL | Interactive Graphics Language
| Others |
| IGL | International Gemological Laboratories
| Others |
| IGL | International Gemological Laboratory
| Others |
| IGL | International Gundog League
| Others |
| IGL | Internet Gaming League
| Others |
| IGL | Intracellular Growth Locus
| Others |
| IGL | Intrigue Gls
| Others |
| IGL | Investors Guaranty Life
| Others |
| IGL | Isuzu Gemini Lovers
| Others |
| IGL | Ive Group Limited
| Others |