List of reporting marks: D
D
DA - Dominion Atlantic Railway; Canadian Pacific RailwayDACX - Darling and Company; VIP Tank ServicesDAFU - Dafra Lines, SADAFX - United States Department of Defense DAFZ - Dafra Lines, SADAIR - D&I RailroadDAKR - Dakota RailDAKS - Dakota Short LineDAKX - DAK Americas, LLCDALT - Dallas Terminal RailwayDALZ - D and A Leasing, Inc.DANX - Dana RailcareDAPX - Dairyland Power CooperativeDARU - Dart Container Line, Inc.DARZ - Dart Intermodal, Inc.DATU - Dart Container Line, Inc.DATX - DATX AssociatesDAVX - W. R. Grace and Company DAWX - D.A. Walmsley and CompanyDAX - Diamond Shamrock Chemicals Company; Occidental Chemical CorporationDBCX - Badische Corporation; BASF CorporationDBGX - Dowdle Butane Gas CompanyDBSU - Donbar Steamship Company, Inc.DBUX - Canterra Energy, Ltd.; CIT Group/Capital Finance, Inc.DBWX - DB Western, Inc.DC - Delray Connecting RailroadDCAX - Tarmac Florida, Inc.DCBX - DeGussa Engineered Carbons, LLPDCCU - Dow Corning CorporationDCCX - McDonnell Douglas CorporationDCFX - PLM International, Inc.DCI - Des Moines and Central IowaDCIX - Danella Construction CorporationDCLR - Delaware Coast Line RailroadDCLU - Dutch Container Leasing, B.V.DCLX - Procor Ltd.; Dow Chemical Canada, Inc.DCMX - Davidson Construction Materials, Inc.DCON - Detroit Connecting Railroad CompanyDCOU - Dow Corning CorporationDCPX - Dart Container Corporation of PennsylvaniaDCR - Delmarva Central RailroadDCRR - Dubois County RailroadDCSU - Delta Conteneur ServiceDCTX - PLM InternationalDD - Dover and Delaware River RailroadDDDX - Frontier Cooperative CompanyDDEX - Dupont Dow Elastomers, LLCDDNX - Didion, Inc.DEAX - Deacero, S.A. de C.V.DEBX - Ceres AG ProductsDEEX - Detroit EdisonDEGX - Mississippi Power CompanyDEMX - Demeter, Inc.DEPX - Dependable Properties, Inc.DETX - Detroit Edison CompanyDFTX - DTE Transportation Services, Ltd.DGBY - Digby Truck LinesDGCX - Dakota Gasification CompanyDGHX - North American Chemical CompanyDGIX - D and G Enterprises, LLCDGNO - Dallas, Garland and Northeastern RailroadDGVR - Durbin and Greenbrier Valley RailroadDH - Delaware and Hudson RailwayDHNY - Delaware and Hudson RailwayDHPX - Degussa CorporationDHRU - Den Hartogh NVDICX - Pure Carbonic CompanyDIIU - Dart Intermodal, Inc.DIR - Duluth and Iron Range RailwayDJBX - Gandy Dancer, Inc. DJJX - The David J. Joseph Co.DJLX - The David J. Joseph Co.; CIT Group/Capital Finance, Inc.DJMX - Daniel John MarnellDJNX - The David J. Joseph Co.DJPX - The David J. Joseph Co.DJRX - The David J. Joseph Co.DJTX - The David J. Joseph Co.DKPX - Duke Power Company DKS - Doniphan, Kensett and Searcy Railway; Union Pacific RailroadDKUX - Exxon Mobil CorporationDL - Delaware LackawannaDLC - Drummond LighterageDLCR - Delaware Coast Line RailroadDLCX - Diesel Locomotive CompanyDLFX - Diversified Lease Funding, Inc.DLGX - Lewis Grain CompanyDLKU - Deltank, Ltd.DLMX - Daylight Locomotives and Machine Works, Inc.DLNW - Denver, Laramie and North Western Railroad; Great Western Railway of ColoradoDLPX - DeGussa Canada, Ltd.DLRX - GE Railcar Services CorporationDLSX - Diesel Supply Company, Inc.DLTX - Dale L. ThornboroughDLVX - Thiokol CorporationDLW - Delaware, Lackawanna and Western Railroad; Erie Lackawanna Railway; Norfolk SouthernDLWR - Depew, Lancaster and Western RailroadDLWX - D.L. and W., Inc.DM - Detroit and Mackinac RailwayDME - Dakota, Minnesota and Eastern RailroadDMHX - Davenport Mammoet, LLCDMIR - Duluth, Missabe and Iron Range RailwayDMIX - ADM TransportationDMLX - GE Railcar Services CorporationDMLZ - DML ContainersDMM - Dansville and Mount Morris RailroadDMN - Duluth, Missabe and Northern RailwayDMU - Des Moines Union RailwayDMVW - Dakota, Missouri Valley and Western RailroadDNAX - Dana RailcareDNE - Duluth and Northeastern RailroadDOCX - Du Pont Canada, Inc.DODU - United States Department of DefenseDODX - United States Department of Defense DODZ - United States Department of DefenseDOEX - Doe Run Resources CorporationDOLX - Dolese Brothers CompanyDONX - Donnelly Commodities CompanyDOTX - United States Department of Transportation; Federal Railroad AdministrationDOWU - Dow Chemical CompanyDOWX - Dow Chemical CompanyDPCX - Blue Circle, Inc.DPDZ - Delaware and Hudson RailwayDPGX - Tractech SystemsDPIX - Dufour Petroleum, Inc.DPLX - Davenport Cement CompanyDQE - De Queen and Eastern RailroadDR - Dardanelle and Russellville RailroadDRAX - DRAYCUTT CorporationDRCX - Martin Marietta CorporationDRDX - The Duredo CompanyDREX - ProTrade Steel CompanyDRG - Denver and Rio Grande RailroadDRGW - Denver and Rio Grande Western Railroad; Southern Pacific Railroad; Union Pacific RailroadDRGX - Denver and Royal Gorge RailwayDRHY - Durham TransportDRI - Davenport, Rock Island and North Western RailwayDRIR - Denver Rock Island RailroadDRMX - Danbury Railway MuseumDRR - Delaware and Raritan River RailroadDRR - Disneyland RailroadDRRV - Dover and Rockaway River RailroadDRSX - D.O.T. Rail Services, Inc.DRTU - Dart Intermodal, Inc.DRTZ - Dart Intermodal, Inc.DSBU - Ameribrom, Inc.DSCX - DIFCO, Inc.DSDX - Pullman Leasing CompanyDSEX - East Carbon Development CompanyDSIX - Dowell Schlumberger, Inc.DSLX - DeGussa CorporationDSLZ - Intermodal Services, Inc.DSRC - Dakota Southern RailwayDSRR - Delta Southern RailroadDSRX - Downeast Scenic Railroad DSSA - Duluth, South Shore and Atlantic RailwayDSSX - Detroit Salt Company, LLCDT - Decatur Junction RailwayDTCX - DTE Transportation Services, Inc.DTEX - Dresser Transportation Equipment DTI - Detroit, Toledo and Ironton Railroad; Grand Trunk Western Railroad; Canadian National RailwayDTIZ - Grand Trunk Western Railroad; Canadian National RailwayDTLX - Delta Tank Line CompanyDTRR - Danbury Terminal Railroad; Housatonic RailroadDTS - Detroit and Toledo Shore Line Railroad; Grand Trunk Western Railroad; Canadian National RailwayDTTX - TTX CorporationDTZZ - Direct Transit, Inc.DUCX - DuPont Canada, Inc.DUFX - Duffy and Sons, Inc.DUKX - Dupps CompanyDUPX - DuPontDUT - Denver Union Terminal RailwayDUTC - Dallas Union TerminalDV - Delaware Valley RailwayDVLX - Duval Corporation; Freeport-McRo-Ran Sulphur CompanyDVR - Devco Railway; Cape Breton Development Corporation ; Sydney Coal Railway DVRU - Dover, Ltd.DVS - Delta Valley and Southern RailwayDVSZ - Delta Valley and Southern RailwayDVTX - SULCOM, Inc.DW - Detroit and WesternDWAU - Degussa Antwerpen, NVDWC - Duluth, Winnipeg and Pacific Railway; Canadian National RailwayDWCX - David Witherspoon, Inc.DWML - Due West Motor LineDWP - Duluth, Winnipeg and Pacific Railway; Canadian National RailwayDYLX - Ronald L. Boothman Remainder Trust; Transportation EquipmentDYNX - Dyno Nobel, Inc.DYRX - Dynamic Rail Preservation Inc.