| Abbreviation | Definition |
|---|---|
| EFE | Environment for Europe |
| EFE | Environment for Europeans |
| EFEE | European Federation of Education Employers |
| EFEF | European Finite Element Fair |
| EFEF | European Future Energy Forum |
| EFEM | European Federation for Experimental Morphology |
| EFEO | European Federation of Essential oils |
| EFET | European Federation of Energy Traders |
| EFF | European Fisheries Fund |
| EFF | European Founders Fund |
| EFF | European Franchise Federation |
| EFFA | European Federation of Farriers Associations |
| EFFA | European Flavour and Fragrance Association |
| EFFA | European Fly Fishing Association |
| EFFA | European Freight Forwarders Association |
| EFFC | European Federation of Foundation Contractors |
| EFFC | European Football Fans Congress |
| EFFE | Europe for Festivals Festivals for Europe |
| EFFE | European Forum for Freedom in Education |
| EFFE | Evaluating Financing of Forestry in Europe |