| 3801 | WRIB | WRI | | | SCAC4 |
| 3802 | WRIC | WADDELL, RICKEY TRUCKING | | | SCAC4 |
| 3803 | WRID | WINDY RIDGE CORP | | | SCAC4 |
| 3804 | WRIG | WRIGHT TRANS INC | | | SCAC4 |
| 3805 | WRIH | WRIGHTS TRUCKING INC | | | SCAC4 |
| 3806 | WRII | WASTE RECYCLING INCORPORATED | | | SCAC4 |
| 3807 | WRIK | WRIGHT, KEITH P | | | SCAC4 |
| 3808 | WRIL | WTL RAIL-INTERMODAL | | | SCAC4 |
| 3809 | WRIT | WRIGHT TRUCKING INC | | | PWRC |
| 3810 | WRIT | WRIGHTS TRUCKING INC | | | SCAC4 |
| 3811 | WRIV | WIND RIVER | | | SCAC4 |
| 3812 | WRIX | Western Rail, Inc. | 7/2005 (not listed) | | NAKINA |
| 3813 | WRIX | WESTERN RAIL, INC. | | | PWRC |
| 3814 | WRIX | Western Rail | | | RSRV |
| 3815 | WRIX | WESTERN RAIL INC | | | SCAC4 |
| 3816 | WRIX | Western Rail Inc. | | USA | TRAFFIC |
| 3817 | WRIZ | WERHER INDUSTRIES | | | PWRC |
| 3818 | WRJC | WEGNER, R J TRUCKING INC | | | SCAC4 |
| 3819 | WRJE | WRJ ENTERPRISES | | | SCAC4 |
| 3820 | WRJI | W R J TRUCKING INC | | | SCAC4 |
| 3821 | WRJK | WALTERS, R J TRUCKING INC | | | SCAC4 |
| 3822 | WRJN | WIEDERHOLT, RANDY J | | | SCAC4 |
| 3823 | WRJP | WARD, J P TRUCKING INC | | | SCAC4 |
| 3824 | WRJR | W R J TRANSPORT INC | | | SCAC4 |
| 3825 | WRJS | WRIGHT, R | | | SCAC4 |
| 3826 | WRKF | WARKENTIN FARMS | | | SCAC4 |
| 3827 | WRKG | W & R TRUCKING | | | SCAC4 |
| 3828 | WRKL | WANNER ROCK LLC | | | SCAC4 |
| 3829 | WRKP | WRK EXPRESS INC | | | SCAC4 |
| 3830 | WRKQ | WARR TRUCKING INC | | | SCAC4 |
| 3831 | WRL | WESTERN REFRIGERATOR LINE | | | PWRC |
| 3832 | WRL | Western Refrigerator Line | | | RSRV |
| 3833 | WRLD | WORLDWIDE MOVING & STORAGE | | | SCAC4 |
| 3834 | WRLK | WALKER, R L TRANSPORT | | | SCAC4 |
| 3835 | WRLP | WORLD TRANSPORT INC | | | SCAC4 |
| 3836 | WRLR | WORRALL TRUCKING | | | SCAC4 |
| 3837 | WRLV | WRIGHT, R L TRUCKING LLC | | | SCAC4 |
| 3838 | WRLW | WRIGHT, R LLC | | | SCAC4 |
| 3839 | WRLX | Winona Refrigerator Car Corp. | 7/1935-1/1950 | | NAKINA |
| 3840 | WRLX | General American Transportation Corp. | 1/1952-4/1961; eliminated 10/1962 | | NAKINA |
| 3841 | WRLX | Western Rail Leasing Corp. | added 7/1970; eliminated 10/1971 | | NAKINA |
| 3842 | WRLX | Relco Leasing Corp. | added 10/1971; eliminated 4/1972 | | NAKINA |
| 3843 | WRLX | Relco Tank Line, Inc. | 1/1975; eliminated 10/1976 | | NAKINA |
| 3844 | WRLX | Relco Tank Line Division of Relco Nevada Corp. | added 10/1976; 1/1980; eliminated 10/1986 | | NAKINA |
| 3845 | WRLX | Relco Tank Line, Inc. | added 10/1986; eliminated 4/1993; 1/1994-7/2005 (not listed) | | NAKINA |
| 3846 | WRLX | Winona Refrigerator Car Corp. | Apr-38 | | NRHS |
| 3847 | WRLX | General American Transportation Corp. | 1/52-4/61 | | NRHS |
| 3848 | WRLX | Western Rail Leasing Corp. | added 7/70; eliminated 10/71 | | NRHS |
| 3849 | WRLX | Relco Leasing Corp. | added 10/71; eliminated 4/72 | | NRHS |
| 3850 | WRLX | Relco Tank Line, Inc. | Jan-75 | | NRHS |
| 3851 | WRLX | Relco Tank Line Division of Relco Nevada Corp. | 1/80; eliminated 10/86 | | NRHS |
| 3852 | WRLX | Relco Tank Line, Inc. | added 10/86; eliminated 4/93; 1/94-7/2000 | | NRHS |
| 3853 | WRLX | (RTLX) RELCO TANK LINE INC. [WESTERN RAIL LEASING CORP.; GATC; WINONA REFRIGERATOR CAR CORP.] | | | PWRC |
| 3854 | WRLX | Western Rail Leasing (Relco Tank Line) | | | RSRV |
| 3855 | WRM | WESTERN RAILWAY MUSEUM | | | PWRC |
| 3856 | WRMA | WRIGHT, MARVIN E | | | SCAC4 |
| 3857 | WRME | WARNERS MOTOR EXPRESS INC | | | SCAC4 |
| 3858 | WRML | WRIGHT MOTOR LINES, INC | | | SCAC1 |
| 3859 | WRML | WALRIDGE MOTORS LIMITED | | | SCAC4 |
| 3860 | WRN | Blue Bell, Inc. | Callsign: Wrangler, | USA | AVCODES |
| 3861 | WRN | Washington Run R.R. Co. | 7/1923-7/1930 | | NAKINA |
| 3862 | WRN | WASHINGTON RUN RAILROAD CO. | | | PWRC |
| 3863 | WRND | WARREN DEVELOPMENT CO INC | | | SCAC4 |
| 3864 | WRNF | WARREN FABRICATING CORP | | | SCAC4 |
| 3865 | WRNG | WREN SHIPPING LLC | | | SCAC4 |
| 3866 | WRNK | WRN TRUCKING | | | SCAC4 |
| 3867 | WRNN | WARREN FOODS LLC | | | SCAC4 |
| 3868 | WRNO | WORN OUT INC | | | SCAC4 |
| 3869 | WRNR | WERNER TRANSP CO | | | PWRC |
| 3870 | WRNS | WIDE RANGE TRANSPORT INC | | | SCAC4 |
| 3871 | WRNX | Warren Petroleum Co. | 7/1930-7/1937 | | NAKINA |
| 3872 | WRNX | Warren Petroleum Corp. | 4/1938-10/1966; eliminated 1/1970 | | NAKINA |
| 3873 | WRNX | Gulf Oil Co.—U.S., Division of Gulf Oil Corp. | added 1/1970; 4/1970-1/1980; eliminated 7/1982 | | NAKINA |
| 3874 | WRNX | Gulf Refining and Marketing Co., Division of Gulf Oil Corp. | added 7/1982 | | NAKINA |
| 3875 | WRNX | Gulf Oil Products Co., Division of Gulf Oil Corp. | eliminated 7/1985 | | NAKINA |
| 3876 | WRNX | Chevron U.S.A. Inc. | 1/1994-7/2005 | | NAKINA |
| 3877 | WRNX | Warren Petroleum Corp. | 4/38-10/66; eliminated 1/70 | | NRHS |
| 3878 | WRNX | Gulf Oil Co.--U.S., Division of Gulf Oil Corp. | added 1/70; 4/70-1/80; eliminated 7/82 | | NRHS |
| 3879 | WRNX | Gulf Refining and Marketing Co., Division of Gulf Oil Corp. | added 7/82 | | NRHS |
| 3880 | WRNX | Chevron U.S.A. Inc. | 1/94-7/2000 | | NRHS |
| 3881 | WRNX | CHEVRON U.S.A. INC. [GULF OIL PRODUCTS CO.; WARREN PETROLEUM CORP.] | | | PWRC |
| 3882 | WRNX | Gulf Oil Products (Chevron USA) | | | RSRV |
| 3883 | WRNX | CHEVRON USA INC | | | SCAC4 |
| 3884 | WRNX | Warren Petroleum Corp. / Gulf Oil Products / Chevron USA | | USA | TRAFFIC |
| 3885 | WROA | WILLIAMS, RONALD A | | | SCAC4 |
| 3886 | WROC | Miejskie Przedsiębiorstwo Komunikacyjne we Wrocławiu | City: Wrocław | PL | TRAFFIC |
| 3887 | WROE | WESTERN ROTO ENGRAVERS INC | | | SCAC4 |
| 3888 | WROL | WOCO TRANSPORTATION LLC | | | SCAC4 |
| 3889 | WRON | WALKER, RONALD G TRUCKING | | | SCAC4 |
| 3890 | WROO | WAGNER TRUCKING OF ANTIGO INC | | | SCAC4 |
| 3891 | WROSE | White Rose | City: Thorpe (Surrey) | GB | TRAFFIC |
| 3892 | WROX | Western Oil Corp. | 8/1920 | | NAKINA |
| 3893 | WROX | Western Oil Corp. (Tidal-Western Oil Corp.) | 7/1923 | | NAKINA |
| 3894 | WROX | Tidal-Western Oil Corp. | 7/1930 | | NAKINA |
| 3895 | WROX | TIDAL-WESTERN OIL CORP. [WESTERN OIL CORP.] | | | PWRC |
| 3896 | WRPD | WARP, D J INC | | | SCAC4 |
| 3897 | WRPE | WHITE RIVER PETROLEUM CO INC | | | SCAC4 |
| 3898 | WRPI | Western R.R. Properties, Inc. | added 10/1984; 1/1994; eliminated 4/1996; 7/2000-7/2005 | | NAKINA |
| 3899 | WRPI | Western R.R. Properties, Inc. | added 10/84; 1/94; eliminated 4/96; 7/2000 | | NRHS |
| 3900 | WRPI | WESTERN RAILROAD PROPERTIES, INC. | | | PWRC |
