| Enterprise Financial Crimes Compliance | Business |
| European Futures Clearing Corporation | Business |
| Evangelical Free Church of China | Community |
| Environment, Forest and Climate Change | Community |
| Emergency Fire Cost Committee | Community |
| Evangelical Fellowship of Congregational Churches | Community |
| Emmanuel Faith Community Church | Community |
| Ecumenical Free Catholic Communion | Community |
| Evangelical Free Church of Canada | Community |
| Electronic Flight Control Computer | Computing |
| Emory Flow Cytometry Core | General |
| Economic and Financial Crimes a Commission | General |
| Early Falcon Car Club | General |
| Early Ford Car Club | General |
| Extraordinary Fantasies Car Club | General |
| Economical and Financial Crimes Commission | General |
| Employ Florida Communication Consortium | General |
| Economic Financial Crimes Commission | General |
| Enhanced Frequency Control Capability | General |
| English Federation for Correspondence Chess | General |
| Economic Financial Crime Commission | Governmental |
| Economic and Financial Crimes Commission1 | Governmental |
| Economic and Financial Crimes Commission | Governmental |
| Economic and Financial Crime Commission | Governmental |
| East Falls Community Council | Governmental |
| Ellis Fischel Cancer Center | Medical |
| European Federation of Clinical Chemistry | Regional |
| European Foundation for Cambodian Children | Regional |
| European Federation for Construction Chemicals | Regional |
