List of reporting marks: R
# List of reporting marks: R

Note: Marks ending in U are for container owners; marks ending in X are not common carriers; marks ending in Z are for trailers without flanged wheels. All other marks are of common-carrier railroads.

## R

* RABU - Rabanco Companies
* RACN - Raccoon River Railroad
* RACU - Acciona Logistica
* RACX - General Electric Rail Services Corporation
* RACX - Union Tank Car Company (child mark of UTCX)
* RAEU - Reach America Esg Ltd
* RAFU - Oxitec S R L
* RAFX - Rose Acre Farms Inc
* RAGU - Rabanco Companies (child mark of RABU)
* RAHU - IGL Limited
* RAIL - Railinc Corporation (Switch Terminal Carrier)
* RAIU - Rainbow Containers Gmbh
* RAIX - Union Carbide Corporation (Subsidiary of Dow Chemical Company USA, child mark of UCFX)
* RAJX - Rail Logix Alamo Junction, LLC (Elmendorf, Texas)
* RALU - Royal Arctic Line A/S
* RALX - Radnor Rail Ltd
* RAMX - RailAmerica
* RAMX - Rail Merchants International
* RANU - Rabanco Companies (child mark of RABU)
* RAPX - Rapco Transportation Company
* RARW - Rarus Railway Company (Class 3 Railroad)
* RASU - Raseef Containers Services LLC
* RASX - C A Rasmussen
* RATU - Royal Atlantic LLC
* RATX - Railtex Service Co Inc
* RAVU - Flex Box Limited
* RAWX - Platte River Power Authority
* RAX - RPI-AAR Cooperative Test Program
* RAX - Railroad Passenger Car Numbering Bureau (Shop Mark)
* RBBN - Burlington Northern Railway
* RBBQ - Burlington Northern Railway
* RBBU - Besed
* RBBX - Ringling Brothers and Barnum and Bailey Circus
* RBCS - Burlington Northern Railway
* RBMN - Reading Blue Mountain and Northern Railroad; Reading and Northern
* RBNX - Fruit Growers Express
* RBOX - Railbox Company; TTX Corporation
* RBW - Burlington Northern Railway
* RC - Rosslyn Connecting Railroad
* RCCX - Relco Nevada Corporation (Relco Tank Line Division)
* RCOX - Arco Products Company
* RCRX - Reagent Chemical and Research, Inc.
* RCSX - Red-Corn Scrap Metals, Inc.
* RDG - Reading Railroad; Norfolk Southern
* RDTX - R.E.D. Technologies, LLC
* RE - Relco
* RECX - Central Louisiana Electric Company
* REDX - Saudi Research and Development Corporation, Ltd. (REDEC)
* REDZ - REDON Incorporated
* REGX - Regus Industries LLC
* RELX - Relco Nevada Corporation (Relco Tank Line Division)
* RESX - Rescar, Inc.
* RFCX - R&F Coal Company
* RFMX - Robert F. Miller; Caldwell-Baker
* RFP - Richmond, Fredericksburg and Potomac Railroad; CSX Transportation
* RGCX - Rio Grande Chemical Sales Company
* RGIX - Republic Gas and Utilities Corporation
* RGS - Rio Grande Southern Railroad
* RGW - Rio Grande Western Railway
* RHAX - Sulphur Sales, Inc.
* RHBX - R. H. Bogle Company
* RHRX - Rahr Malting Company
* RI - Chicago, Rock Island and Pacific Railroad Chicago Rock Island & Pacific Railroad LLC (Rock Island Rail)
* RIIX - Reilly Industries, Inc.
* RILX - Chicago, Rock Island & Pacific Railroad LLC/Rock Island Lines
* RJCC - R.J. Corman Railroad/Central Kentucky Lines
* RJCP - R.J. Corman Railroad/Pennsylvania Lines
* RJCW - R.J. Corman Railroad/Western Ohio Line
* RJNX - R. H. Bogle Company
* RKCX - Knox Kershaw, Inc.
* RKGX - River King Coal Company
* RKMW - Chicago, Rock Island and Pacific Railroad (Rock Island) Milwaukee Road directed operations
* RLAX - Rail Logix, LLC (Ameriport/Baytown, Texas)
* RLGN - Mackenzie Northern Railway
* RLCX - RELCO
* RLGX - Rail Logix, LP (Port Crossing/La Porte, Texas)
* RLIX - Rail Link Inc.
* RLK - Rail Link
* RLKX - R. L. and S. S. Klein
* RLSX - Robert L. Shipp
* RMCX - Reynolds Metals Company
* RMDX - American Refrigerator Transit Company
* RMPX - Progress Rail Services Corporation; Railcar Ltd.
* RMRX - Rocky Mountaineer
* RNDX - ACF Industries
* ROCK - Chicago, Rock Island and Pacific Railroad, Chicago Rock Island & Pacific Railroad LLC (Rock Island Rail)
* ROCX - Rock Island Improvement Company (Rock Island); Rocky Mountain Transportation Services
* ROIX - Shintech, Inc.
* ROYX - TCL, Inc.
* RPCX - Railroad Passenger Car Numbering Bureau
* RPDX - Rapido Trains Inc.
* RPRC - Richmond Pacific Railroad
* RPRX - Railpower Hybrid Technologies Corp
* RR - Conrail
* RRC - Respondek Railroad Corporation
* RREX - Rex Railway
* RRLX - Railroad Resources, Inc. (maintenance of way cars)
* RRLX - Rail Logistics Inc. / Rail Logistics LC
* RRMX - Robertson's Ready Mix / RRM Properties Ltd, A California Limited Partnership
* RRPX - Railroad Power Leasing
* RRRR - Rock & Rail Inc.
* RRRX - Rex Leasing, Inc.
* RS - Roberval and Saguenay Railway
* RSB - Rochester Subway
* RSLX - RSL Corporation
* RSOR - Riceboro Southern Railway
* RSP - Roscoe, Snyder and Pacific Railway
* RSPX - Evans Railcar Leasing
* RSR - Rochester and Southern Railroad
* RSS - Rochester Subway; Rockdale, Sandow and Southern Railroad
* RSSX - RAILSERV Management Corporation
* RSTX - RSTX, Inc.
* RSUX - Riley Stoker Corporation
* RSVX - RAILSERV Management Corporation
* RSYX - Refined Sugars, Inc.
* RT - River Terminals Railway
* RTCX - Union Tank Car Company
* RTDX - Regional Transportation District; RTD Bus & Light Rail
* RTEX - Rail Trusts Equipment
* RTLX - Relco Nevada Corporation (Relco Tank Line Division)
* RTM - Réseau de transport métropolitain
* RTMX - Richmond Leasing Company
* RTPX - Wheelabrator Coal Services Company
* RTTX - TTX Corporation
* RUDX - Ruddy Tank Car Company
* RUSX - US Rail Services, Inc.
* RUT - Rutland Railroad; Vermont Railway
* RV - Rahway Valley Railroad; Morristown & Erie
* RVCX - Richter Vinegar Corporation
* RVLX - Reinhardt Vinegar
