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