| 1 | FCS | Facts Air, S.A. de C.V. | Callsign: Mexfacts, | MEX | AVCODES |
| 2 | FCS | Nedgistic Express Services & Aviation N.V. | Callsign: Nesa, | ARU | AVCODES |
| 3 | FCS | Facts Air | | | ICAO1 |
| 4 | FCSA | FIRST CLASS SHIPPING | | | SCAC4 |
| 5 | FCSC | FRISCH CONTRACTING SERVICE CO INC | | | SCAC3 |
| 6 | FCSF | FREIGHT CONTRACTING SERVICES LLC | | | SCAC4 |
| 7 | FCSH | FALCON SHIPPING LTD | | | SCAC3 |
| 8 | FCSI | FIRST CLASS SERVICES INC | | | SCAC3 |
| 9 | FCSI | FIRST CLASS SERVICES INC | | | SCAC4 |
| 10 | FCSJ | FREIGHT & CARGO SOLUTIONS LLC | | | SCAC4 |
| 11 | FCSK | FOCUS TRUCKING INC | | | SCAC4 |
| 12 | FCSL | FREEDOM C SHIPPING LTD | | | SCAC3 |
| 13 | FCSN | FAIRWAY CARGO SVC INC | | | SCAC4 |
| 14 | FCSP | FAST ATLANTIC SERVICE TRANSPORT INC | | | SCAC3 |
| 15 | FCSQ | FIRST (1ST) CALL SERVICES LLC | | | SCAC4 |
| 16 | FCSR | FORMERICA CONSOLIDATION SERVICE NY | | | SCAC3 |
| 17 | FCSR | FOUR (4) C'S TRANSPORTATION | | | SCAC4 |
| 18 | FCSR | Ferrocarrille San Roca | Real: FR | RA | TRAFFIC |
| 19 | FCST | FOUR C'S TRANSPORTATION INC | | | SCAC3 |
| 20 | FCSU | FINN CONTAINER CARGO SERVICES | | | SCAC3 |
| 21 | FCSU | FINN CONTAINER CARGO SERVICES | | | SCAC4 |
| 22 | FCSX | Florida Crushed Stone Co. | added 7/1984; 1/1994-7/2005 | | NAKINA |
| 23 | FCSX | Florida Crushed Stone Co. | added 7/84; 1/94-7/2000 | | NRHS |
| 24 | FCSX | COMMERCIAL MATERIALS, INC. [FLORIDA CRUSHED STONE CO.] | | | PWRC |
| 25 | FCSX | Florida Crushed Stone | | | RSRV |
| 26 | FCSX | COMMERCIAL MATERIALS, INC. | | | SCAC4 |
| 27 | FCSY | FRONTLINE CARRIER SYSTESM (USA) INC | | | SCAC3 |
| 28 | FCSY | FRONTLINE CARRIER SYSTESM (USA) INC | | | SCAC4 |
| 29 | FCSZ | FLORIDA CRUSHED STONE | | | PWRC |
