| EFG | Earlier Fontan Group 
| Others |
| EFG | Earth Fixed Greenwich
| Others |
| EFG | Economic Fluctuations and Growth
| Others |
| EFG | Editors Forum Ghana
| Others |
| EFG | Education Foundation of Greenville
| Others |
| EFG | Effective Field Goal
| Others |
| EFG | Efogi, Papua New Guinea
| Others |
| EFG | Ejection Fraction Global
| Others |
| EFG | Ejection Fraction Globally
| Others |
| EFG | Electric Field Gradient
| Others |
| EFG | Electronic Field Guide
| Others |
| EFG | Electronic Fuel Gauge
| Others |
| EFG | Element Free Galerkin
| Others |
| EFG | Elevated Firm and Growing
| Others |
| EFG | Elite Fan Group
| Others |
| EFG | Elongation Factor G
| Others |
| EFG | Emerging Field Group
| Others |
| EFG | Employee Family and Graduate
| Others |
| EFG | Energy Futures Group
| Others |
| EFG | Enterprise Finance Guarantee
| Others |
| EFG | Entertainment Fusion Group
| Others |
| EFG | Epic Fail Guy
| Others |
| EFG | Equipment Finance Group
| Others |
| EFG | Equity Facility for Growth
| Others |
| EFG | European Federation of Geologists
| Others |
| EFG | European Film Gateway
| Others |
| EFG | European Financial Group
| Others |
| EFG | European Forum Gamers
| Others |
| EFG | European Funding Guide
| Others |
| EFG | European Furniture Group
| Others |
| EFG | Evangelical Free Gospel
| Others |
| EFG | Every Flavour Geeks
| Others |
| EFG | Evil Freakin Grin
| Others |
| EFG | Exodus From Genesis
| Others |
| EFG | Extended Functional Groups
| Others |
| EFG | Extension for Geosciences
| Others |