| 1801 | FEIK | FASTBREAK EXPRESS INC | | | SCAC4 |
| 1802 | FEIL | FERRILL TRUCKING | | | SCAC3 |
| 1803 | FEIR | FERREIRA TRUCKING | | | SCAC3 |
| 1804 | FEIX | Farmers Elevator, Inc. of Grace City | added 10/1979; 1/1980-7/2005 | | NAKINA |
| 1805 | FEIX | Farmers Elevator, Inc. of Grace City | 1/80-7/2000 | | NRHS |
| 1806 | FEIX | FARMERS ELEVATOR INC. OF GRACE CITY | | | PWRC |
| 1807 | FEIX | Farmers Elevator | | | RSRV |
| 1808 | FEIX | FARMERS ELEVATOR INC. | | | SCAC4 |
| 1809 | FEJ | France Europe Aviajet | Callsign: Aviajet, | F | AVCODES |
| 1810 | FEJT | FERRIS, JOHN TRUCKING INC | | | SCAC3 |
| 1811 | FEJT | FERRIS, JOHN TRUCKING INC | | | SCAC4 |
| 1812 | FEK | Freundeskreis Eisenbahn Köln e.V. | Köln | D | privat-bahn.de |
| 1813 | FEK | Freundeskreis Eisenbahn Köln e.V. | | D | TRAFFIC |
| 1814 | FEKQ | FEKEN, J A TRUCKING SERVICE | | | SCAC3 |
| 1815 | FEKS | FERNANDEZ, E K SHOWS INC | | | SCAC4 |
| 1816 | FEKT | FREDERICK TRANSPORT (US) INC | | | SCAC3 |
| 1817 | FEL | First European Airways Ltd. | Callsign: Premiere, | GB | AVCODES |
| 1818 | FEL | FlyExec Ltd | | RL | AVCODES |
| 1819 | FELB | FRIESEN ELECTRIC | | | SCAC4 |
| 1820 | FELB | Felbermayr Transport- und Hebetechnik GmbH & Co KG | | AT | VKM |
| 1821 | FELC | FELICE TRUCKING SERVICE, INC | | | SCAC3 |
| 1822 | FELC | FELICE TRUCKING SERVICE, INC | | | SCAC4 |
| 1823 | FELD | FIELDS INC | | | SCAC4 |
| 1824 | FELE | FRIEDMAN ENTERPRISES LTD | | | SCAC4 |
| 1825 | FELF | FESCO ESF LTD | | | SCAC4 |
| 1826 | FELI | FELIX TRANSFER INC | | | SCAC3 |
| 1827 | FELI | FLETES ELIZONDO | | | SCAC4 |
| 1828 | FELJ | FIREBALL EXPRESS LLC | | | SCAC4 |
| 1829 | FELK | FELTS TRUCKING | | | SCAC3 |
| 1830 | FELK | FORWARD EXPRESS LLC | | | SCAC4 |
| 1831 | FELL | FELLOWS, LESTER, CO | | | SCAC3 |
| 1832 | FELM | FELDER MOVING COMPANY INC | | | SCAC3 |
| 1833 | FELN | FEE-LINE TRUCKING CO | | | SCAC3 |
| 1834 | FELN | FABRICAS ELENA LTD | | | SCAC4 |
| 1835 | FELO | FELDT, OTTO INC | | | SCAC3 |
| 1836 | FELO | FELO TRANSPORT | | | SCAC4 |
| 1837 | FELP | FELDSPAR TRUCKING CO INC | | | SCAC3 |
| 1838 | FELP | FELDSPAR TRUCKING CO INC | | | SCAC4 |
| 1839 | FELQ | FEINBERG & LIEB TRUCKING AND STORAG | | | SCAC3 |
| 1840 | FELQ | FUEL TRANSPORT LLC | | | SCAC4 |
| 1841 | FELU | FAR EAST LANDBRIDGE LTD | | CY | BIC |
| 1842 | FELV | FARMERS ELEVATOR INC | | | SCAC4 |
| 1843 | FELW | FELLOWS, WAYNE T INC | | | SCAC4 |
| 1844 | FELX | Farmers Elevator Co. of Westhope, N.D. | added 1/1981; eliminated 10/1983 | | NAKINA |
| 1845 | FELX | Purex Corp., Ltd. | 4/1970; eliminated 10/1970 | | NAKINA |
| 1846 | FELX | Fels & Co. (Purez Corp., Ltd.) | 10/1966 | | NAKINA |
| 1847 | FELX | Purex Corp., Ltd. | added 7/1964; 7/1965 | | NAKINA |
| 1848 | FELX | Fels & Co. | 8/1920-4/1961; eliminated 7/1964 | | NAKINA |
| 1849 | FELX | Fels & Co. | 4/38-4/61; eliminated 7/64 | | NRHS |
| 1850 | FELX | Purex Corp., Ltd. | added 7/64; 7/65 | | NRHS |
| 1851 | FELX | Fels & Co. (Purez Corp., Ltd.) | Oct-66 | | NRHS |
| 1852 | FELX | Purex Corp., Ltd. | 4/70; eliminated 10/70 | | NRHS |
| 1853 | FELX | Farmers Elevator Co. of Westhope, N.D. | added 1/81; eliminated 10/83 | | NRHS |
| 1854 | FELX | *PUREX CORP., LTD. {FELS & CO.} | | | PWRC |
| 1855 | FELX | *FARMERS ELEVATOR CO. OF WESTHOPE, ND | | | PWRC |
| 1856 | FELY | FAIRFIELD EXECUTIVE LIVERY INC | | | SCAC3 |
| 1857 | FELY | FRONEBERGER EXPRESS LLC | | | SCAC4 |
| 1858 | FEM | Flywell Airlines Private Limited | Callsign: Flywell, ICAO callsign changed to Zim Airlink | ZW | AVCODES |
| 1859 | FEM | Flywell Airlines Private Limited t/a Zimbabwe Airlink | IATA: YZ, Callsign: Zim Airlink, Designator YZ recalled by IATA. ICAO callsign changed from Flywell | ZW | AVCODES |
| 1860 | FEMC | FARMERS ELEVATOR INC OF MERCER COUN | | | SCAC3 |
| 1861 | FEMG | FEDERAL EXECUTIVE MOVING SYSTEMS IN | | | SCAC3 |
| 1862 | FEMK | FREER, MIKE TRUCKING | | | SCAC3 |
| 1863 | FEML | FEDERAL MOTOR LINES INC | | | SCAC3 |
| 1864 | FEMM | FREEDOM MOVERS | | | SCAC3 |
| 1865 | FEMQ | FRIEDMAN MOTORS | | | SCAC3 |
| 1866 | FEMS | FENNIMORE MILK SERVICE INC | | | SCAC3 |
| 1867 | FEMS | FLANDERS ELECTRIC MOTOR SERVICE INC | | | SCAC4 |
| 1868 | FEMU | FEDERAL EMERGENCY MANAGEMENT AGENCY | | USA | BIC |
| 1869 | FEMX | Freight Equipment Management Co. | added 7/1978; 1/1980; eliminated 4/1989 | | NAKINA |
| 1870 | FEMX | Freight Equipment Management Co. | added 7/78; 1/80; eliminated 4/89 | | NRHS |
| 1871 | FEMX | FREIGHT EQUIPMENT MANAGEMENT CO. | | | PWRC |
| 1872 | FEMX | Freight Equipment Management | | | RSRV |
| 1873 | FEN | Eurocopter UK Ltd. | Callsign: Fenestron, Name changed to Airbus Helicopters UK Ltd. | GB | AVCODES |
| 1874 | FEN | Airbus Helicopters UK Ltd. | Callsign: Fenestron, Name changed from Eurocopter UK Ltd. | GB | AVCODES |
| 1875 | FENC | FENCO CONTAINER CO | | | SCAC3 |
| 1876 | FEND | FENDERSON | | | SCAC3 |
| 1877 | FENE | FENELLI, NICHOLAS, RIGGING AND TRUC | | | SCAC3 |
| 1878 | FENE | FENETRES FORM-TECH INC | | | SCAC4 |
| 1879 | FENG | FENTON, GENE INC | | | SCAC3 |
| 1880 | FENI | FISHER ENTERPRISES INC | | | SCAC4 |
| 1881 | FENL | FLETES ENLACE | | | SCAC4 |
| 1882 | FENN | FENNELL, NORMAN | | | SCAC4 |
| 1883 | FENO | FENTON TRANSPORTATION SERVICE INC | | | SCAC3 |
| 1884 | FENP | FERGUSON, R ENTERPRISES LTD | | | SCAC3 |
| 1885 | FENQ | FOBROSE ENTERPRISE | | | SCAC4 |
| 1886 | FENT | FENTON, M H | | | SCAC3 |
| 1887 | FENT | FEDERAL ENTERPRISES LTD | | | SCAC4 |
| 1888 | FENU | FENIX INVESTMENT SIA | | LV | BIC |
| 1889 | FENU | FENIR ATIENGESELSCHAFT FURSTENTUM | | | SCAC3 |
| 1890 | FENU | FENIR ATIENGESELSCHAFT FURSTENTUM | | | SCAC4 |
| 1891 | FENV | FERENIKI NAVIGATION CORP | | | SCAC3 |
| 1892 | FENV | Feniks V Sp. z o.o. | Real: Feniks V, City: Gliwice | PL | TRAFFIC |
| 1893 | FENW | FRY, E & W EXPRESS INC | | | SCAC3 |
| 1894 | FENY | FEENY, TOM BUILDERS INC | | | SCAC4 |
| 1895 | FEO | Aeroferinco, S.A. de C.V. | Callsign: Aeroferinco, | MEX | AVCODES |
| 1896 | FEO | Aeroferinco | | | ICAO1 |
| 1897 | FEOL | FELTON, OLIVER | | | SCAC3 |
| 1898 | FEOO | FOUR EIGHT ONE ONE ZERO FOUR (48110 | | | SCAC3 |
| 1899 | FEP | FEPASA: Ferrovia Paulista SA / Railways of S?o Paulo | | BR | TRAFFIC |
| 1900 | FEPASA | Ferrocarril Del Pacifico S.A. | | RCH | TRAFFIC |
