| 1 | FPC | Lillbacka Jetair Oy | Callsign: Finnpower, | FIN | AVCODES |
| 2 | FPC | Flight Pro International, LLC | Callsign: Pro Connect, | USA | AVCODES |
| 3 | FPC | FLORIDA PORTLAND CEMENT CO. | | | PWRC |
| 4 | FPC | Federal Passenger Company | | RU | TRAFFIC |
| 5 | FPC | JSC FEDERAL PASSENGER COMPANY | | RU | VKM |
| 6 | FPCC | F P C CARTAGE INC | | | SCAC3 |
| 7 | FPCC | F P C CARTAGE INC | | | SCAC4 |
| 8 | FPCE | FELTON PEARSON CO INC | | | SCAC4 |
| 9 | FPCK | FRESH PACK TRANSPORTATION INC | | | SCAC4 |
| 10 | FPCL | FER PAL CONSTRUCTION LTD | | | SCAC4 |
| 11 | FPCO | FLORIDA POWER CORPORATION | | | SCAC3 |
| 12 | FPCP | F P C TRANSPORTATION INC | | | SCAC4 |
| 13 | FPCQ | FASTPAC TRANSPORTATION CO | | | SCAC3 |
| 14 | FPCQ | FIRST COAST REFRIGERATED TRANSPORT | | | SCAC4 |
| 15 | FPCR | FLORIDA PETROLEUM CORPORATION | | | SCAC4 |
| 16 | FPCS | FLINT SPECIAL SERVICES INC | | | SCAC3 |
| 17 | FPCS | FLINT SPECIAL SERVICES INC | | | SCAC4 |
| 18 | FPCT | FAPCO TRANSPORTATION | | | SCAC3 |
| 19 | FPCX | Oxy Vinyls L.P. | added 7/1999; 7/2000-7/2005 | | NAKINA |
| 20 | FPCX | Occidental Chemical Corp. | added 1/1992; 1/1994; eliminated 7/1999 | | NAKINA |
| 21 | FPCX | Occidental Chemical Corp., PVC Resins | added 10/1982; eliminated 1/1992 | | NAKINA |
| 22 | FPCX | Hooker Chemicals and Plastics Corp. | added 10/1981; eliminated 10/1982 | | NAKINA |
| 23 | FPCX | Firestone Plastics Co. | added 7/1979; 1/1980; eliminated 10/1981 | | NAKINA |
| 24 | FPCX | National Car Co. | 4/1947-1/1950 | | NAKINA |
| 25 | FPCX | Feldman Petroleum Co. | 7/1937-4/1938 | | NAKINA |
| 26 | FPCX | Feldman Petroleum Co. | Apr-38 | | NRHS |
| 27 | FPCX | Firestone Plastics Co. | added 7/79; 1/80; eliminated 10/81 | | NRHS |
| 28 | FPCX | Hooker Chemicals and Plastics Corp. | added 10/81; eliminated 10/82 | | NRHS |
| 29 | FPCX | Occidental Chemical Corp., PVC Resins | added 10/82; eliminated 1/92 | | NRHS |
| 30 | FPCX | Occidental Chemical Corp. | added 1/92; 1/94; eliminated 7/99 | | NRHS |
| 31 | FPCX | Oxy Vinyls L.P. | added 7/99; 7/2000 | | NRHS |
| 32 | FPCX | *FELDMAN PETROLEUM CO. | | | PWRC |
| 33 | FPCX | *NATIONAL CAR CO. | | | PWRC |
| 34 | FPCX | +OCCIDENTAL CHEMICAL CORP., PVC RESINS (OXY VINYLS, LP)[HOOKER CHEMICALS & PLASTICS CORP.; FIRESTONE PLASTICS CO.] | | | PWRC |
| 35 | FPCX | Firestone Plastics Co. (Occidental Chemical Corporation) | | | RSRV |
| 36 | FPCX | OXY VINYLS LP | | | SCAC4 |
| 37 | FPCZ | FLORIDA POWER CO. | | | PWRC |
