| 5001 | RLHH | RaiLink Canada Ltd, d/b/a RaiLink Southern Ontario | added 7/1998; 7/2000; eliminated 1/2004; 7/2005 | NAKINA | |
| 5002 | RLHH | RaiLink Canada Ltd, d/b/a RaiLink Southern Ontario | added 7/98; 7/2000 | NRHS | |
| 5003 | RLHH | RAILINK CANADA LIMITED d/b/a RAILINK SOUTHERN ONTARIO | PWRC | ||
| 5004 | RLHH | Southern Ontario Railway (Genesee & Wyoming) | RSRV | ||
| 5005 | RLHI | RLH TRUCKING INC | SCAC4 | ||
| 5006 | RLHL | ROLLING HILLS TRUCKING | SCAC3 | ||
| 5007 | RLHQ | RAIL HIGHWAY SERVICES INC | SCAC3 | ||
| 5008 | RLHS | R & L HYDRAULIC SERVICE | SCAC3 | ||
| 5009 | RLHT | RAIL HEAD TRANSFER INC | SCAC3 | ||
| 5010 | RLHY | RED LINE HEAVY HAUL | SCAC4 | ||
| 5011 | RLIB | RELIABLE TRANSPORTATION | SCAC3 | ||
| 5012 | RLIB | REA LOGISTICS INC | SCAC4 | ||
| 5013 | RLIC | RELIANCE LOGISTICS INC | SCAC4 | ||
| 5014 | RLID | RED LEAF INTERNATIONAL INC | SCAC4 | ||
| 5015 | RLIE | R.L.E. EXPRESS, INC | SCAC3 | ||
| 5016 | RLIE | ROCHI LOGISTICS INC | SCAC4 | ||
| 5017 | RLIF | ROWE LOGISTICS INC | SCAC4 | ||
| 5018 | RLIJ | RELIANCE LOGISTICS INC | SCAC4 | ||
| 5019 | RLIM | RAILPORT LOGISTICS INC | SCAC4 | ||
| 5020 | RLIN | REAL INDUSTRIES USA | SCAC4 | ||
| 5021 | RLIO | RICH LINK INTL LOGISTICS SERVICE (S | SCAC4 | ||
| 5022 | RLIP | ROOSTER LIPS COMPANY INC | SCAC4 | ||
| 5023 | RLIQ | RPM LOGISTICS INC | SCAC4 | ||
| 5024 | RLIS | ROYAL LIMOUSINE SERVICE INC | SCAC3 | ||
| 5025 | RLIS | RODVAL LOGISTIC INC | SCAC4 | ||
| 5026 | RLIT | RED LINE TRUCK LINE | SCAC3 | ||
| 5027 | RLIW | RUGGED LINER INC | SCAC4 | ||
| 5028 | RLIX | Rail Link Inc. | 7/2000-7/2005 (not listed) | NAKINA | |
| 5029 | RLIX | Rail Link Inc. | Jul-00 | NRHS | |
| 5030 | RLIX | RAIL LINK, INC. | PWRC | ||
| 5031 | RLIX | Rail Link | RSRV | ||
| 5032 | RLIX | RAIL LINK, INC. | SCAC4 | ||
| 5033 | RLIX | Rail Link | USA | TRAFFIC | |
| 5034 | RLIY | ROSEN LOGISTICS INC | SCAC4 | ||
| 5035 | RLJI | R L & J VENTURES INC | SCAC4 | ||
| 5036 | RLJK | RALEIGH JUNK CO | SCAC3 | ||
| 5037 | RLK | Air Nelson | ICAO1 | ||
| 5038 | RLK | RaiLink Canada Ltd, d/b/a RaiLink Ottawa Valley | added 7/1998; 7/2000; eliminated 1/2003; 7/2005 | NAKINA | |
| 5039 | RLK | RaiLink Canada Ltd, d/b/a RaiLink Ottawa Valley | added 7/98; 7/2000 | NRHS | |
| 5040 | RLK | RAILINK CANADA LIMITED d/b/a RAILINK OTTAWA VALLEY | PWRC | ||
| 5041 | RLK | Rail Link | RSRV | ||
| 5042 | RLK | RAILINK OTTAWA VALLEY | SCAC4 | ||
| 5043 | RLKC | ROCK LAKE CUSTOM SERVICES LLC | SCAC4 | ||
| 5044 | RLKF | RLK TRANSFER INC | SCAC3 | ||
| 5045 | RLKG | R L TRUCKING INC | SCAC3 | ||
| 5046 | RLKG | RECOL TRUCKING INC | SCAC4 | ||
| 5047 | RLKI | R L K INC | SCAC3 | ||
| 5048 | RLKI | R & L TRUCKING LLC | SCAC4 | ||
| 5049 | RLKL | ROADLINK TRANSPORTATION SOLUTIONS | SCAC4 | ||
| 5050 | RLKO | RAINY LAKE OIL | SCAC4 | ||
| 5051 | RLKP | RUNA LINK CORP | SCAC4 | ||
| 5052 | RLKQ | RICHMOND LINK & SONS | SCAC3 | ||
| 5053 | RLKX | R.L. and S.S. Klein | added 4/1984; eliminated 4/1985 | NAKINA | |
| 5054 | RLKX | Delta Tank Line Co. | added 1/1984; eliminated 4/1984 | NAKINA | |
| 5055 | RLKX | R.L. and S.S. Klein | added 4/84; eliminated 4/85 | NRHS | |
| 5056 | RLKX | Delta Tank Line Co. | eliminated 4/84 | NRHS | |
| 5057 | RLKX | R. L. & S. S. KLEIN | PWRC | ||
| 5058 | RLKX | R. L. and S. S. Klein | RSRV | ||
| 5059 | RLL | Air Leone | ICAO1 | ||
| 5060 | RLLA | RELLA & SON TRUCKING | SCAC3 | ||
| 5061 | RLLA | R LOGISTICS LLC | SCAC4 | ||
| 5062 | RLLC | RELIANCE LOGISTICS INC | SCAC4 | ||
| 5063 | RLLD | RENATA LOGISTICS LIMITED | SCAC4 | ||
| 5064 | RLLE | R & | SCAC4 | ||
| 5065 | RLLG | ROAD LINER LOGISTICS INC | SCAC4 | ||
| 5066 | RLLH | RL LOGISTICS | SCAC4 | ||
| 5067 | RLLI | ROLLINS TRANSPORTATION SYSTEMS INC | SCAC3 | ||
| 5068 | RLLM | ROYAL LIMOUSINE INC | SCAC3 | ||
| 5069 | RLLN | ROLLINS TRANSPORT CO | SCAC3 | ||
| 5070 | RLLN | ROLLING OATS LTD | SCAC4 | ||
| 5071 | RLLO | ROLLOUT EXPRESS INC | SCAC3 | ||
| 5072 | RLLO | ROAD LOADS LLC | SCAC4 | ||
| 5073 | RLLQ | RELOTRANS LLC | SCAC4 | ||
| 5074 | RLLR | REDLINE LLC | SCAC4 | ||
| 5075 | RLLS | RIVERSIDE LOGISTICS LLC | SCAC4 | ||
| 5076 | RLLT | RUSSELL, T & CO TRUCKING | SCAC4 | ||
| 5077 | RLLV | RODE LOGISTICS LTD | SCAC4 | ||
| 5078 | RLLY | REILLY CARTAGE INC | SCAC3 | ||
| 5079 | RLM | Royal American Airways | ICAO1 | ||
| 5080 | RLM | REGENCY LIMOUSINE INC | SCAC4 | ||
| 5081 | RLMA | RAIL MASTERS INC | SCAC3 | ||
| 5082 | RLMC | RLM ENTERPRISES | SCAC4 | ||
| 5083 | RLMD | REALM INDUSTRIES CORP | SCAC4 | ||
| 5084 | RLMG | RILEY MANUFACTURING | SCAC4 | ||
| 5085 | RLMI | REALM INC | SCAC4 | ||
| 5086 | RLMO | RED LINE MOVING CO INC | SCAC3 | ||
| 5087 | RLMQ | REEL TIME TACTICAL LOGISTICS LLC | SCAC4 | ||
| 5088 | RLMS | RELIABLE MOVING & STORAGE INC | SCAC3 | ||
| 5089 | RLMS | RAILSIDE LOCOMOTIVE SERVICES | SCAC4 | ||
| 5090 | RLMT | RELIANCE MARINE TRANSPORTATION AND | SCAC3 | ||
| 5091 | RLMX | The David J. Joseph Co. | added 10/2003; 7/2005; eliminated 1/2009 | NAKINA | |
| 5092 | RLMX | Joseph Transportation Inc. | added 4/2000; 7/2000; eliminated 10/2003 | NAKINA | |
| 5093 | RLMX | The David J. Joseph Co. | added 1/1990; 1/1994; eliminated 4/2000 | NAKINA | |
| 5094 | RLMX | The David J. Joseph Co. | added 1/90; 1/94; eliminated 4/2000 | NRHS | |
| 5095 | RLMX | Joseph Transportation Inc. | added 4/2000; 7/2000 | NRHS | |
| 5096 | RLMX | DAVID J. JOSEPH COMPANY (JOSEPH TRANSPORTATION INC.) | PWRC | ||
| 5097 | RLMX | Joseph Transportation | RSRV | ||
| 5098 | RLN | Aero Lanka | IATA: QL | ICAO1 | |
| 5099 | RLNA | ROYAL LIMO & AIR PARCEL SERVICE | SCAC3 | ||
| 5100 | RLNC | RELIANCE TRUCK COMPANY | SCAC3 |