Fermanagh County - Ireland (BARN)
Fathers for Equal Rights (EA)
Federacion de Estudiantes Revolucionarios - Federation of Revolutionary Students - Uruguay (PD)
Federation des Etudiants Revolutionnaires - Federation of Revolutionary Students - France
Federation of Engine Re-Manufacturers - Chigwell, Essex, England (EAIO)
Feed Efficiency Ratio
Ferguson Marine Inc., Marysville, CA - Manufacturer code for watercraft hull identification number (USCG)
Feria Aviacion - Spain - ICAO designator (FAAC)
Ferndale - Horse racing entrants (HRTC)
Ferndale - California - Seismograph station code, US Geological Survey (SEIS)
Fernwood Gun Supply - NCIC firearms make code (NCIC)
Feroge - Language symbol (ETLW)
Ferrierite - A zeolite
Ferrous
Ferrum - Iron - Pharmacy
Ferry
Field-Effect Resistor (SAUS)
Field Engineering Representative
Field Engineering Responsible (SAUS)
Final Engineering Report
Fleet Employment Reports (MCD)
Flexion, Extension, Rotation (SAUS)
Flight Effectiveness Ratio (ACAE)
Flight Experiment Review (ACAE)
Florida Environmental Reader (SAUO)
Fluoride Emission Rate
For - Amateur radio shorthand (WDAA)
Force Exchange Ratio (MCD)
Forest Environment Research - Department of Agriculture (GRD)
Forward Engine Room
Forward Error Correction (SAUS)
Forward Error Reporting (SAUS)
Fossil Energy-Replacement Ratio - A measure of reliance on fossil energy
Foundation for Educational Research (SAUO)
Fractional Exchange Ratio - Military technology (DDF)
Frame Erasure Rate (SAUS)
Frame Error Rate (ITD)
Friends of Ecological Reserves (SAUS)
Friends of Eye Research - Formerly, FERRAT - Defunct (EA)
Fuel Energy Ratio - Petroleum refining
Fundamental Expenditure Review (HEAS)
Fusion Engineering Reactor - Japan
Fusion Experimental Reactor (SAUS)