| 1 | FSH | Flash Airline Limited | Callsign: Flash, | WAN | AVCODES |
| 2 | FSH | Flash Airlines | Callsign: Flash, Ceased operations in March 2004. Name changed from Heliopolis Airline during 2000. | ET | AVCODES |
| 3 | FSH | Flash Airlines | | | ICAO1 |
| 4 | FSHA | FIRST SHIPMOR ASSOCIATES | | | SCAC3 |
| 5 | FSHA | FISHER HARPS | | | SCAC4 |
| 6 | FSHB | FLUSHING SHIPPING AGENCIES BV | | | SCAC4 |
| 7 | FSHC | FISCHER COURIERS | | | SCAC3 |
| 8 | FSHC | F S H INC | | | SCAC4 |
| 9 | FSHD | FISHER DELIVERY CO INC | | | SCAC3 |
| 10 | FSHD | F S H DELIVERY SERVICES INC | | | SCAC4 |
| 11 | FSHE | FISCHER ENTERPRISES INC | | | SCAC3 |
| 12 | FSHF | FLAGSHIP FREIGHT SERVICE INC | | | SCAC3 |
| 13 | FSHF | FASHODA INTERMODAL INC | | | SCAC4 |
| 14 | FSHG | FALANI SHIPPING CORP | | | SCAC3 |
| 15 | FSHI | FARLEIGH SHIPPING CORPORATION | | | SCAC3 |
| 16 | FSHI | FINISH LINE FREIGHT | | | SCAC4 |
| 17 | FSHJ | FISHER, J TRUCKING CO INC | | | SCAC3 |
| 18 | FSHL | FREIGHT SHUTTLE SERVICE INC | | | SCAC3 |
| 19 | FSHM | FLETES SALDIVAR HERMANOS S A DE C | | | SCAC4 |
| 20 | FSHN | FISHNEST NAVIGATION LTD | | | SCAC3 |
| 21 | FSHN | FARE SHARE ENTERPRISES | | | SCAC4 |
| 22 | FSHO | FRESHTAINER OPERATIONS LTD | | | SCAC3 |
| 23 | FSHOWA | Fukuoka Showa Taxi | | J | TRAFFIC |
| 24 | FSHP | FISHERS TRUCKING | | | SCAC3 |
| 25 | FSHP | FORMEL, STEVENSON FREIGHT SERVICES | | | SCAC4 |
| 26 | FSHQ | FREIGHT SHAKEN LLC | | | SCAC4 |
| 27 | FSHR | FISHERS ISLAND FERRY DISTRICT | | | SCAC3 |
| 28 | FSHR | FISHER, EDWARD | | | SCAC4 |
| 29 | FSHS | FISHER SCIENTIFIC | | | SCAC3 |
| 30 | FSHS | FRESH START FOODS | | | SCAC4 |
| 31 | FSHV | FORTRESS SHIPPING CO (C/O ORDE SHIP | | | SCAC4 |
| 32 | FSHW | FRESH WATER TRANSPORT INC | | | SCAC3 |
| 33 | FSHX | General Electric Rail Services Corp. | added 1/2000; 7/2000-7/2005 | | NAKINA |
| 34 | FSHX | General Electric Railcar Services Corp. | added 1/1984; 1/1994; eliminated 1/2000 | | NAKINA |
| 35 | FSHX | North American Car Corp. | added 10/1974; 1/1975-1/1980; eliminated 1/1984 | | NAKINA |
| 36 | FSHX | North American Car Corp. | added 10/74; 1/75-1/80 | | NRHS |
| 37 | FSHX | General Electric Railcar Services Corp. | 1/94; eliminated 1/2000 | | NRHS |
| 38 | FSHX | General Electric Rail Services Corp. | added 1/2000; 7/2000 | | NRHS |
| 39 | FSHX | (NATX) GENERAL ELECTRIC RAIL SERVICES CORPORATION [NORTH AMERICAN CAR CORP.] | | | PWRC |
| 40 | FSHX | GE Rail Services | | | RSRV |
| 41 | FSHX | GENERAL ELECTRIC RAILCAR SERVICES C | | | SCAC4 |
| 42 | FSHY | FOSS, HENRY | | | SCAC3 |
| 43 | FSHY | FIRST (1ST) CHOICE DELIVERY INC | | | SCAC4 |
