| 1701 | RCTG | R C TRUCKING | SCAC3 | ||
| 1702 | RCTG | ROYAL CANADIAN TRUCKING INC | SCAC4 | ||
| 1703 | RCTH | ROBINSON, C P TRUCKING & HOT SHOT S | SCAC3 | ||
| 1704 | RCTI | RICHERT, C L TRUCKING INC | SCAC3 | ||
| 1705 | RCTK | RICHARDS TRUCKING LINE | SCAC3 | ||
| 1706 | RCTK | REMORQUAGE COATICOOK | SCAC4 | ||
| 1707 | RCTL | RUSSMAN, CHARLIE TRUCKING INC | SCAC4 | ||
| 1708 | RCTM | R & C TRUCKS INC | SCAC3 | ||
| 1709 | RCTN | RICKY T INC | SCAC4 | ||
| 1710 | RCTO | RICHARDS TRUCKING | SCAC3 | ||
| 1711 | RCTO | ROCA ETERNA TRANSPORTATION | SCAC4 | ||
| 1712 | RCTP | RICH TRANSPORT INC | SCAC3 | ||
| 1713 | RCTP | R & C TRANSPORTATION LLC | SCAC4 | ||
| 1714 | RCTQ | RICHTER TRANSFER COMPANY, THE | SCAC3 | ||
| 1715 | RCTQ | R C TRANSPORTATION INC | SCAC4 | ||
| 1716 | RCTS | R C TRANS | SCAC3 | ||
| 1717 | RCTT | RICKERT TRUCKING | SCAC3 | ||
| 1718 | RCTT | REACT TOOL & MOLD INC | SCAC4 | ||
| 1719 | RCTU | DEFENCE CONTAINER MANAGEMENT SERVIC | SCAC4 | ||
| 1720 | RCTV | R.C. TRANSPORT, INC | SCAC3 | ||
| 1721 | RCTX | Railwest Canada, Inc. | added 4/2001; 7/2005; eliminated 4/2009; eliminated 10/2009 | NAKINA | |
| 1722 | RCTX | RAILWEST CANADA, INC. | PWRC | ||
| 1723 | RCTX | Railwest Canada | RSRV | ||
| 1724 | RCTX | RAILWEST CANADA INC | SCAC4 | ||
| 1725 | RCTY | RCT | SCAC4 | ||
| 1726 | RCTZ | (REAZ) RETIRED 04-06-93 ATP (ACI 2540) | PWRC | ||
| 1727 | RCU | Atlantic S.L. | ICAO1 | ||
| 1728 | RCUC | R & C TRUCKING INC | SCAC4 | ||
| 1729 | RCUG | RC TRUCKING | SCAC4 | ||
| 1730 | RCUR | ROLTIME COURIER SERVICES INC | SCAC3 | ||
| 1731 | RCUS | R.L. SOLUTIONS, LLC | SCAC4 | ||
| 1732 | RCVC | ROLANDO CONTAINER SERVICES INC | SCAC4 | ||
| 1733 | RCVG | RELIANCE MOVING & STORAGE | SCAC3 | ||
| 1734 | RCVG | RELIANCE MOVING & STORAGE | SCAC4 | ||
| 1735 | RCVL | RED CLAY VALLEY RWY EQUIP & LEASING CO. | PWRC | ||
| 1736 | RCVL | RECOVERY LOGISTICS INC | SCAC4 | ||
| 1737 | RCVN | ROSE CITY VAN & STORAGE | SCAC3 | ||
| 1738 | RCVS | RIVER CITY VAN & STORAGE | SCAC3 | ||
| 1739 | RCW | Rail Cargo Wagon - Austria GmbH | AT | VKM | |
| 1740 | RCWH | ROSE CITY WHOLESALE (1987) INC | SCAC3 | ||
| 1741 | RCWO | ROCKWOOD INDUSTRIES INC | SCAC4 | ||
| 1742 | RCWT | RIVER CITY TRANSPORTATION CORP | SCAC3 | ||
| 1743 | RCWT | RANCHERS WELDING LTD | SCAC4 | ||
| 1744 | RCWX | Royster Co. | added 10/1968; 4/1970-1/1975; eliminated 10/1976 | NAKINA | |
| 1745 | RCWX | F.S. Royster Guano Co. | added 10/1959; 4/1961-10/1966; eliminated 10/1968 | NAKINA | |
| 1746 | RCWX | F.S. Royster Guano Co. | 4/1938-10/1957 | NAKINA | |
| 1747 | RCWX | Royster Chemical Works | eliminated 10/1959 | NAKINA | |
| 1748 | RCWX | Royster Chemical Works | Apr-38 | NRHS | |
| 1749 | RCWX | F.S. Royster Guano Co. | 1/52-10/57 | NRHS | |
| 1750 | RCWX | Royster Chemical Works | eliminated 10/59 | NRHS | |
| 1751 | RCWX | F.S. Royster Guano Co. | added 10/59; 4/61-10/66; eliminated 10/68 | NRHS | |
| 1752 | RCWX | Royster Co. | added 10/68; 4/70-1/75 | NRHS | |
| 1753 | RCWX | ROYSTER CO. [ROYSTER CHEMICAL WORKS; F. S. ROYSTER GUANO CO.] | PWRC | ||
| 1754 | RCWX | ROYSTER GUANO CO, F S | SCAC3 | ||
| 1755 | RCWZ | UP [(REAZ) CHICAGO & NORTH WESTERN TRANS CO] | PWRC | ||
| 1756 | RCWZ | Union Pacific Railroad | RSRV | ||
| 1757 | RCWZ | UNION PACIFIC RAILROAD COMPANY | SCAC4 | ||
| 1758 | RCX | Air Service Center | ICAO1 | ||
| 1759 | RCX | Republic Creosoting Co. | 7/1923-7/1937 | NAKINA | |
| 1760 | RCX | REPUBLIC CREOSOTING CO. | PWRC | ||
| 1761 | RCXD | RC TRANSPORT | SCAC4 | ||
| 1762 | RCXE | R C EXPRESS | SCAC4 | ||
| 1763 | RCXF | ROYAL CREST TRANSPORT LLC | SCAC4 | ||
| 1764 | RCXI | RIDGE CARRIERS INC | SCAC3 | ||
| 1765 | RCXI | RACKS EXPRESS INC | SCAC4 | ||
| 1766 | RCXL | RCA TRANSPORT LLC | SCAC4 | ||
| 1767 | RCXP | RICAL EXPRESS INC | SCAC3 | ||
| 1768 | RCXP | ROCKET XPRESS LLC | SCAC4 | ||
| 1769 | RCXQ | ROSE CITY EXPRESS INC | SCAC3 | ||
| 1770 | RCXT | R C TRANSPORTES | SCAC4 | ||
| 1771 | RCXW | R & C TRANSPORT INC | SCAC4 | ||
| 1772 | RCY | Package Express | ICAO1 | ||
| 1773 | RCYA | RECYCLE AMERICA OF NORTH CALIFORNIA | SCAC4 | ||
| 1774 | RCYAF | Royal Ceylon Air Force | CL | TRAFFIC | |
| 1775 | RCYC | RECYCLERS TRANSPORT | SCAC3 | ||
| 1776 | RCYG | RIVER CITY TRUCKING COMPANY | SCAC4 | ||
| 1777 | RCYI | RIVER CITY TRUCKING INC | SCAC4 | ||
| 1778 | RCYK | ROCKY MOUNTAIN LOGISTICS INC | SCAC4 | ||
| 1779 | RCYL | RECYCLE MINNESOTA RESOURCES | SCAC3 | ||
| 1780 | RCYL | RECYCLING MIAMI INC | SCAC4 | ||
| 1781 | RCYP | RIVER CITY TRANSPORT INC | SCAC3 | ||
| 1782 | RCYR | RIVER CITY TRANSPORT LLC | SCAC4 | ||
| 1783 | RCYS | RIVER CITY LOGISTICS INC | SCAC4 | ||
| 1784 | RCYT | RIVERCITY TRUCKING CO INC | SCAC3 | ||
| 1785 | RCYT | RCY TRUCKING | SCAC4 | ||
| 1786 | RCZ | RICHARDSON COMPANY | PWRC | ||
| 1787 | RCZR | ROSAS CHAVEZ, ROBERTO | SCAC4 | ||
| 1788 | RDA | Royal Danish Army | DK | TRAFFIC | |
| 1789 | RDAA | R & D DISTRIBUTING LTD | SCAC4 | ||
| 1790 | RDAB | RANDALL BOAT MOVING | SCAC3 | ||
| 1791 | RDAB | R D T EXPRESS INC | SCAC4 | ||
| 1792 | RDAD | RED ARROW DELIVERY SERVICE CO INC | SCAC3 | ||
| 1793 | RDAD | RED ARROW DELIVERY SERVICE CO INC | SCAC4 | ||
| 1794 | RDAF | ROADAIR FEEDER SERVICE LTD | SCAC3 | ||
| 1795 | RDAF | Royal Dutch Air Force | DK | TRAFFIC | |
| 1796 | RDAG | RIDEAU RECOGNITION SOLUTIONS INC | SCAC4 | ||
| 1797 | RDAH | RADABAUGH TRUCKING INC | SCAC4 | ||
| 1798 | RDAK | REED, DENNIS A | SCAC4 | ||
| 1799 | RDAL | RANDAL TEXTRON | SCAC3 | ||
| 1800 | RDAM | ROAD AMERICA | SCAC3 |