| 2301 | FFSL | FASTFREIGHT SOLUTIONS | | | SCAC4 |
| 2302 | FFSM | FARWEST FREIGHT SYSTEMS INC | | | SCAC3 |
| 2303 | FFSM | FARWEST FREIGHT SYSTEMS INC | | | SCAC4 |
| 2304 | FFSN | FIRST FREIGHT SYSTEM INC | | | SCAC3 |
| 2305 | FFSN | FAAF FREIGHT SYSTEM INC | | | SCAC4 |
| 2306 | FFSP | FIREBIRD FREIGHT SERVICE CORPORATIO | | | SCAC4 |
| 2307 | FFSQ | FAST FREIGHT SYSTEMS INC | | | SCAC4 |
| 2308 | FFSR | FAST FREIGHT SERVICES OF TEXAS INC | | | SCAC3 |
| 2309 | FFSS | FEDERAL FREIGHT SYSTEMS INC | | | SCAC3 |
| 2310 | FFSS | FARREX FREIGHT SYSTEMS LTD | | | SCAC4 |
| 2311 | FFST | FIFE SERVICE & TOWING INC | | | SCAC3 |
| 2312 | FFSV | FERGUSON FUELS AND SERVICES INC | | | SCAC4 |
| 2313 | FFSY | FRESHWATER FISHERIES SOCIETY OF B C | | | SCAC4 |
| 2314 | FFT | Frontier Airlines, Inc. | IATA: F9, Callsign: Frontier Flight, IATA Prefix: 422, | USA | AVCODES |
| 2315 | FFT | Frontier Airlines | IATA: F9 | | ICAO1 |
| 2316 | FFTA | FIRST FREIGHT TRANSPORT INC | | | SCAC3 |
| 2317 | FFTA | FIRST FREIGHT TRANSPORT INC | | | SCAC4 |
| 2318 | FFTD | FITZGERALD, FRED TRUCKING | | | SCAC4 |
| 2319 | FFTE | FAMILIES FIRST TRANSPORTATION INC | | | SCAC4 |
| 2320 | FFTF | FIFTY FIVE (55) TRANSFER & STORAGE | | | SCAC3 |
| 2321 | FFTG | FIFE, FRED TRUCKING | | | SCAC3 |
| 2322 | FFTG | F & F TRUCKING | | | SCAC4 |
| 2323 | FFTI | FIRSTFLEET INC | | | SCAC3 |
| 2324 | FFTI | FIRSTFLEET INC | | | SCAC4 |
| 2325 | FFTL | FFE TRANSPORTATION (LTL DIVISION) | | | SCAC4 |
| 2326 | FFTM | F F TRUCK | | | SCAC3 |
| 2327 | FFTM | FORTIS TRANSPORT INC | | | SCAC4 |
| 2328 | FFTN | F & F TRUCKING COMPANY INC | | | SCAC3 |
| 2329 | FFTO | FRESH FOOD TRANSPORT INC | | | SCAC3 |
| 2330 | FFTP | F & F TRANSPORT INC | | | SCAC4 |
| 2331 | FFTT | FAST FUEL TRANSPORT SERVICE | | | SCAC4 |
| 2332 | FFTU | FLAX FIELD TRADING B.V. (TANKCONTAINER ENGINEERING & SALES) | | NL | BIC |
| 2333 | FFTX | Fun Trains, Inc. | 7/2000-7/2005 (not listed) | | NAKINA |
| 2334 | FFTX | Fun Trains, Inc. | Jul-00 | | NRHS |
| 2335 | FFTX | FUN TRAINS INCORPORATED (OPERATORS OF THE FLORIDA FUN TRAIN) | | | PWRC |
| 2336 | FFTX | Fun Trains Inc. | | | RSRV |
| 2337 | FFTX | FUN TRAINS INC | | | SCAC4 |
| 2338 | FFTY | FIFTY (50) TAXI INC | | | SCAC3 |
| 2339 | FFU | GEC Marconi Avionics Ltd. | Callsign: Ferranti, Name changed from Ferranti Ltd | GB | AVCODES |
| 2340 | FFU | Ferranti Ltd | Callsign: Ferranti, Name changed to GEC Marconi Avionics Ltd. | GB | AVCODES |
| 2341 | FFU | GEC Marconi Avionics | | | ICAO1 |
| 2342 | FFUL | FESTINO FUEL CO INC | | | SCAC4 |
| 2343 | FFUN | FOUR FUN TOURS | | | SCAC3 |
| 2344 | FFUT | FOWLER FUELS TRANSPORT INC | | | SCAC3 |
| 2345 | FFUU | FF LOCATION | | F | BIC |
| 2346 | FFV | Five Fourty Aviation Limited | IATA: 5H, Callsign: Swift Tango, IATA Prefix: 540, IATA Accounting and Prefix codes recalled. | EAK | AVCODES |
| 2347 | FFV | Five Fourty Aviation Limited | IATA: 5H, Callsign: Swift Tango, IATA Accounting and Prefix codes recalled. | EAK | AVCODES |
| 2348 | FFVL | FAMILIES FIRST VAN LINES INC | | | SCAC4 |
| 2349 | FFW | Flying Finn Airways Oy | Callsign: Fly Finn, Ceased operations | FIN | AVCODES |
| 2350 | FFWD | FLAIR FORWARDING & CUSTOMS BROKERAG | | | SCAC3 |
| 2351 | FFWH | FIFTH WHEEL | | | SCAC4 |
| 2352 | FFWI | FROSTY FREIGHTWAYS INC | | | SCAC3 |
| 2353 | FFWI | FRESH FISH WEST TRANSPORT INC | | | SCAC4 |
| 2354 | FFWR | FIFTH WHEEL RANCH TRANSPORTATION CO | | | SCAC3 |
| 2355 | FFX | Flex Linhas Aéreas S.A. | Designator JH recalled by IATA | BR | AVCODES |
| 2356 | FFX | Swann Chemical Co. | 7/1932-7/1935 | | NAKINA |
| 2357 | FFX | Federal Phosphorus Co. | 7/1930 | | NAKINA |
| 2358 | FFX | SWANN CHEMICAL CO. [FEDERAL PHOSPHORUS CO.] | | | PWRC |
| 2359 | FFXC | FAIRFAX CARRIER INC | | | SCAC3 |
| 2360 | FFXC | FREIGHT FOX INC | | | SCAC4 |
| 2361 | FFXC | Fairfax Connector | | USA | TRAFFIC |
| 2362 | FFXL | FREIGHT FINDER EXPRESS LTD | | | SCAC4 |
| 2363 | FFXN | FREDONIA FLATBED X-PRESS INC | | | SCAC4 |
| 2364 | FFXR | F F EXPRESS | | | SCAC4 |
| 2365 | FFY | Florida Flyers Flight Academy, Inc. | Callsign: Flyers Air, | USA | AVCODES |
| 2366 | FFY | Fun Flying Thai Air Service | | | ICAO1 |
| 2367 | FFYD | FIRST FLYTE DELIVERY INC | | | SCAC3 |
| 2368 | FFZA | FLETES FAZ S A DE C V | | | SCAC4 |
| 2369 | FG | Ariana Afghan Airlines | ICAO: AFG, Callsign: Ariana, IATA Prefix: 255, ICAO designator changed from FGA | AFG | AVCODES |
| 2370 | FG | Ariana Afghan Airlines | ICAO: FGA, Callsign: Ariana, IATA Prefix: 255, ICAO designator changed to AFG | AFG | AVCODES |
| 2371 | FG | Ferrovia del Gargano | | IT | VKM |
| 2372 | FG&S | Farmers' Grain & Shipping Co. | 7/1923-4/1938 | | NAKINA |
| 2373 | FG&S | Farmers' Grain & Shipping Co. | Apr-38 | | NRHS |
| 2374 | FG&S | FARMERS' GRAIN & SHIPPING CO. | | | PWRC |
| 2375 | FGA | Ariana Afghan Airlines | IATA: FG, Callsign: Ariana, IATA Prefix: 255, ICAO designator changed to AFG | AFG | AVCODES |
| 2376 | FGA | Georgian Aviation Federation | Callsign: Georgia Fed, | GE | AVCODES |
| 2377 | FGA | Georgian Aviation Federation | | | ICAO1 |
| 2378 | FGAL | FAITH ALICE G | | | SCAC3 |
| 2379 | FGAN | FAGAN, JAMES J | | | SCAC3 |
| 2380 | FGAN | FLORES GARZA, NICOLASA | | | SCAC4 |
| 2381 | FGAR | FREGARD INC | | | SCAC4 |
| 2382 | FGBG | FIGANBAUM GRAIN INC | | | SCAC3 |
| 2383 | FGBM | FISHER-GILDER AND BORD MOTOR EXPRES | | | SCAC3 |
| 2384 | FGBO | FOGLIA BROS INC | | | SCAC3 |
| 2385 | FGBO | FREIGHT BOY | | | SCAC4 |
| 2386 | FGBS | FORTNER, GERALD & BERCKEFELDT, STAN | | | SCAC3 |
| 2387 | FGBS | FOURNIER GARDEN BUILDING SUPPLIES L | | | SCAC4 |
| 2388 | FGC | Departamento de Agricultura de La Generalitat de Cataluna | Callsign: Forestales, | E | AVCODES |
| 2389 | FGC | Departmento De Agricultura De La Generalitat De Ca | | | ICAO1 |
| 2390 | FGC | FLORIDA GULF COAST RAILROAD MUSEUM, INC. | | | PWRC |
| 2391 | FGC | Ferrocarrils de la Generalitat de Catalunya | | E | TRAFFIC |
| 2392 | FGC | FERROCARRILS DE LA GENERALITAT DE CATALUNYA | | ES | VKM |
| 2393 | FGCA | Ferrovia Genova-Casella | Real: FGC | I | TRAFFIC |
| 2394 | FGCH | FREIGHTCHASERS | | | SCAC4 |
| 2395 | FGCI | FARRIS GRADING CO INC | | | SCAC3 |
| 2396 | FGCN | FIGUERAS COMPANIA NAVIERA S A | | | SCAC3 |
| 2397 | FGCN | FLAGSTAFF CONSTRUCTION | | | SCAC4 |
| 2398 | FGCO | FURRY GRAIN CO DKB INC | | | SCAC3 |
| 2399 | FGCO | FRYER TRUCKING | | | SCAC4 |
| 2400 | FGCR | FREIGHTCENTRAL | | | SCAC4 |
