| 1 | FEL | First European Airways Ltd. | Callsign: Premiere, | GB | AVCODES |
| 2 | FEL | FlyExec Ltd | | RL | AVCODES |
| 3 | FELB | FRIESEN ELECTRIC | | | SCAC4 |
| 4 | FELB | Felbermayr Transport- und Hebetechnik GmbH & Co KG | | AT | VKM |
| 5 | FELC | FELICE TRUCKING SERVICE, INC | | | SCAC3 |
| 6 | FELC | FELICE TRUCKING SERVICE, INC | | | SCAC4 |
| 7 | FELD | FIELDS INC | | | SCAC4 |
| 8 | FELE | FRIEDMAN ENTERPRISES LTD | | | SCAC4 |
| 9 | FELF | FESCO ESF LTD | | | SCAC4 |
| 10 | FELI | FELIX TRANSFER INC | | | SCAC3 |
| 11 | FELI | FLETES ELIZONDO | | | SCAC4 |
| 12 | FELJ | FIREBALL EXPRESS LLC | | | SCAC4 |
| 13 | FELK | FELTS TRUCKING | | | SCAC3 |
| 14 | FELK | FORWARD EXPRESS LLC | | | SCAC4 |
| 15 | FELL | FELLOWS, LESTER, CO | | | SCAC3 |
| 16 | FELM | FELDER MOVING COMPANY INC | | | SCAC3 |
| 17 | FELN | FEE-LINE TRUCKING CO | | | SCAC3 |
| 18 | FELN | FABRICAS ELENA LTD | | | SCAC4 |
| 19 | FELO | FELDT, OTTO INC | | | SCAC3 |
| 20 | FELO | FELO TRANSPORT | | | SCAC4 |
| 21 | FELP | FELDSPAR TRUCKING CO INC | | | SCAC3 |
| 22 | FELP | FELDSPAR TRUCKING CO INC | | | SCAC4 |
| 23 | FELQ | FEINBERG & LIEB TRUCKING AND STORAG | | | SCAC3 |
| 24 | FELQ | FUEL TRANSPORT LLC | | | SCAC4 |
| 25 | FELU | FAR EAST LANDBRIDGE LTD | | CY | BIC |
| 26 | FELV | FARMERS ELEVATOR INC | | | SCAC4 |
| 27 | FELW | FELLOWS, WAYNE T INC | | | SCAC4 |
| 28 | FELX | Farmers Elevator Co. of Westhope, N.D. | added 1/1981; eliminated 10/1983 | | NAKINA |
| 29 | FELX | Purex Corp., Ltd. | 4/1970; eliminated 10/1970 | | NAKINA |
| 30 | FELX | Fels & Co. (Purez Corp., Ltd.) | 10/1966 | | NAKINA |
| 31 | FELX | Purex Corp., Ltd. | added 7/1964; 7/1965 | | NAKINA |
| 32 | FELX | Fels & Co. | 8/1920-4/1961; eliminated 7/1964 | | NAKINA |
| 33 | FELX | Fels & Co. | 4/38-4/61; eliminated 7/64 | | NRHS |
| 34 | FELX | Purex Corp., Ltd. | added 7/64; 7/65 | | NRHS |
| 35 | FELX | Fels & Co. (Purez Corp., Ltd.) | Oct-66 | | NRHS |
| 36 | FELX | Purex Corp., Ltd. | 4/70; eliminated 10/70 | | NRHS |
| 37 | FELX | Farmers Elevator Co. of Westhope, N.D. | added 1/81; eliminated 10/83 | | NRHS |
| 38 | FELX | *PUREX CORP., LTD. {FELS & CO.} | | | PWRC |
| 39 | FELX | *FARMERS ELEVATOR CO. OF WESTHOPE, ND | | | PWRC |
| 40 | FELY | FAIRFIELD EXECUTIVE LIVERY INC | | | SCAC3 |
| 41 | FELY | FRONEBERGER EXPRESS LLC | | | SCAC4 |
