List of reporting marks: F

F

 * FAIX - FAIX Leasing
 * FALX - Falk Corporation
 * FANU - Brenner Tank, Inc.
 * FAPR - Floydada and Plainview Railroad
 * FARX - Farmers Cooperative Company (of Cleghorn, Iowa)
 * FBAU - Ahlers Lines NV
 * FBDC - Ford County Historical Railroad Preservation Foundation
 * FBFU - Marine Transworld Equipment Corporation
 * FBMU - Cie Maritime Belge, SA
 * FBMX - Fayblock Materials
 * FBOX - Trailer Train Company, TTX Company
 * FBSU - Franco Belgian Services
 * FBZU - China Ocean Shipping Company
 * FC  - Fulton County Railroad
 * FCCM - Compania de Ferrocarriles Chiapas Mayab, S.A. de C.V.
 * FCCX - Farmers Cooperative Company, Finova Capital Corporation
 * FCDN - Ferrocarril de Nacozari
 * FCEN - Florida Central Railroad
 * FCEX - Farmers Union Central Exchange
 * FCIN - Frankfort and Cincinnati Railroad
 * FCM - Ferrocarril Mexicano
 * FCP - Ferrocarril del Pacifico
 * FCR - Fulton County Railway
 * FCRD - First Coast Railroad
 * FCRK - Falls Creek Railroad
 * FCTX - Farmers' Commodities Transportation
 * FDDM - Fort Dodge, Des Moines and Southern Railway, Chicago and North Western Railway, Union Pacific Railroad
 * FDMA - Ferrocarril de Minatitlan al Carmen
 * FDSU - Foodsource, Inc.
 * FDSZ - Foodsource, Inc.
 * FEC - Florida East Coast Railway
 * FECU - Yamashita-Shinnihon Line
 * FECZ - Florida East Coast Railway
 * FEIX - Farmers Elevator, Inc.
 * FEMX - Freight Equipment Management Company
 * FEPX - FirstEnergy Corp
 * FEXZ - Florida Express Carriers, Inc.
 * FFEZ - Frozen Food Express
 * FFFZ - Flexi-Van Leasing, Inc.
 * FFIX - Procor, Ltd.
 * FFTX - Fun Trains, Inc. (operators of the Florida Fun Train)
 * FGA - Florida Gulf and Atlantic Railroad
 * FGCX - Florida Gulf Coast Railroad Museum
 * FGER - Fruit Growers Express
 * FGEX - Fruit Growers Express
 * FGGX - Farmers Grain Cooperative
 * FGLK - Finger Lakes Railway
 * FGLX - Factor Gas Liquids, Inc.
 * FGMR - Fruit Growers Express
 * FGTX - Florida Gas Terminals, Inc.
 * FGWX - Federal Grain Inspection Service (USDA)
 * FHRX - Flint Hills Resources
 * FILX - Wellman, Inc.
 * FIMX - Franklin Industrial Minerals
 * FINU - Interpool, Ltd.
 * FINX - Finley Company, Inc.; Trinity Rail Management; Total Petrochemicals USA
 * FIR - Flats Industrial Railroad
 * FIT - Ferrocarril del Istmo de Tehuantepec, S.A. de C.V.
 * FISZ - Ecorail, Inc.
 * FJG - Fonda, Johnstown and Gloversville Railroad
 * FJLX - Big West Oil Company
 * FL  - Family Lines System
 * FLAX - Flexsys America
 * FLAZ - Flexi-Van Leasing
 * FLCX - Flex Leasing Corporation
 * FLDX - DTE Transportation Services, Inc.
 * FLEX - RailLease, Inc.
 * FLGZ - Flexi-Van Leasing
 * FLIX - Farmland Industries, Inc.
 * FLJX - Big West Oil Company
 * FLNX - R. P. Flynn, Inc., Ohio Railway Supply
 * FLOX - Flex Leasing Company
 * FLRX - ADM Milling Company
 * FLSX - Great Miami, Inc.
 * FLT - Foss Launch and Tug
 * FLTZ - Flexi-Van Leasing
 * FLXU - Flexi-Van Leasing
 * FLXZ - Flexi-Van Leasing
 * FMCU - FMC Corporation (Industrial Chemical Group)
 * FMGU - Flota Mercante Grancolombiana, SA
 * FMID - Florida Midland Railroad
 * FMIX - CCKX, Inc.
 * FMLX - FMC Corporation (Inorganic Chemicals Division)
 * FMOX - FMC Corporation (Inorganic Chemicals Division)
 * FMRC - Farmrail Corporation
 * FNAX - Ferrellgas LLP
 * FNE - Transportación Ferroviaria Mexicana; Kansas City Southern de México
 * FNM - Ferrocarriles Nacionales de Mexico
 * FNOR - Florida Northern Railroad
 * FOR - Fore River Railroad
 * FORZ - Flexi-Van Leasing
 * FP  - Fordyce and Princeton Railroad
 * FPAX - Formosa Plastics Corporation, Formosa Transrail Corporation
 * FPBX - Federal Paper Board Company, International Paper Corporation
 * FPCX - Occidental Chemical Corporation (PVC resins), Oxy Vinyls LP
 * FPN - Ferrocarriles Nacionales de Mexico
 * FPPX - Fayette Power Project
 * FPXZ - Flexi-Van Leasing
 * FRDN - Ferdinand Railroad, H and S Railroad
 * FREU - ABS Industrial Verification, Inc.
 * FRLU - Farrell Lines, Inc.
 * FRR - Falls Road Railroad
 * FRRX - Feather River Rail Society
 * FRSU - China Ocean Shipping Company
 * FRTX - Frit Transportation, Inc., Farm-City Transport, Inc.
 * FRV - Fox River Valley Railroad; Wisconsin Central
 * FRVR - Fox Valley and Western
 * FSCX - Frank Mitacek Railway Service
 * FSFL - Burlington Northern and Santa Fe Railway; BNSF Railway
 * FSHX - GE Rail Services
 * FSIX - FSIX, Inc.
 * FSR - Fort Smith Railroad
 * FSRR - Ferrosur
 * FST - Ferrocarriles Nacionales de Mexico
 * FSTU - Fastrac Intermodal, LLC
 * FSTX - Fuel Supply Trust
 * FSTZ - Fastrac Intermodal, LLC
 * FSUD - Fort Street Union Depot Company
 * FSVB - Fort Smith and Van Buren Railway
 * FTCU - Firsttank Corporation
 * FTCX - Far Port Cooperative, Inc.
 * FTIX - FTIX Associates
 * FTMZ - Fruit Growers Express
 * FTSX - Fairmont Tamper
 * FTTX - Trailer Train Company, TTX Company
 * FUCU - Shinko Pantec Company, Ltd.
 * FURX - First Union Rail
 * FUS - Ferrocarriles Unidos del Sureste, Ferrocarriles Nacionales de Mexico
 * FVIU - Flexi-Van, Inc.
 * FVIZ - Flexi-Van Leasing
 * FVLZ - Venezuelan Line
 * FVPZ - Flexi-Van Leasing
 * FVRR - Fredonia Valley Railroad
 * FVW - Fox Valley and Western
 * FWAZ - Flexi-Van Leasing
 * FWCR - Florida West Coast Railroad
 * FWD - Fort Worth and Denver Railway, Chicago, Burlington and Quincy Railroad, Burlington Northern Railroad, Burlington Northern and Santa Fe Railway
 * FWDB - Fort Worth and Dallas Belt Railroad
 * FWDR - Fort Worth and Dallas Railroad
 * FWIU - Trans Ocean, Ltd.
 * FWLX - Foster Wheeler Ltd.
 * FWRY - Fillmore and Western Railway
 * FWTX - American Railcar Leasing, LLC - SMBC Rail Services LLC
 * FWTZ - Flexi-Van Leasing
 * FWU - Fort Wayne Union
 * FWWR - Fort Worth and Western Railroad
 * FXE - Ferromex