| 1 | USL | U S A LINES INC | | | SCAC4 |
| 2 | USLC | USA LOGISTICS INC | | | SCAC4 |
| 3 | USLD | Detroit, Toledo and Ironton R.R. Co. | 4/1970-1/1980; eliminated 1/1980 | | NAKINA |
| 4 | USLD | Detroit, Toledo and Ironton R.R. Co. | 4/70-1/80; eliminated 1/80 | | NRHS |
| 5 | USLD | DETROIT, TOLEDO & IRONTON RAILROAD CO. | | | PWRC |
| 6 | USLE | U S LINKS WORLDWIDE INC | | | SCAC4 |
| 7 | USLF | St. Louis-San Francisco Ry. Co. | 4/1970-1/1980; eliminated 1/1981 | | NAKINA |
| 8 | USLF | Burlington Northern Inc. | added 1/1981; eliminated 7/1981 | | NAKINA |
| 9 | USLF | Burlington Northern R.R. Co. | added 7/1981; eliminated 7/1985 | | NAKINA |
| 10 | USLF | St. Louis-San Francisco Ry. Co. | 4/70-1/80; eliminated 1/81 | | NRHS |
| 11 | USLF | Burlington Northern Inc. | added 1/81; eliminated 7/81 | | NRHS |
| 12 | USLF | Burlington Northern R.R. Co. | added 7/81 | | NRHS |
| 13 | USLF | BURLINGTON NORTHERN RAILROAD [ST. LOUIS-SAN FRANCISCO RWY. CO.] | | | PWRC |
| 14 | USLF | St. Louis-San Francisco Railway (BNSF Railway) | | | RSRV |
| 15 | USLG | U S LOGISTICS INC | | | SCAC4 |
| 16 | USLI | U S LOGISTICS INC | | | SCAC4 |
| 17 | USLJ | USLC | | | SCAC4 |
| 18 | USLN | US LOGISTICS INC | | | SCAC4 |
| 19 | USLO | USELTON OIL CO INC | | | SCAC4 |
| 20 | USLP | U S LUMBER GROUP LLC | | | SCAC4 |
| 21 | USLR | US SERVICES LLC | | | SCAC4 |
| 22 | USLT | USA LOGISTICS INC | | | SCAC4 |
| 23 | USLU | UNIVERSAL STAR SHIPPING LINE LLC | | UAE | BIC |
| 24 | USLU | UNITED STATES LINES, INC. | | | PWRC |
| 25 | USLU | United States Lines | | | RSRV |
| 26 | USLU | UNITED STATES LINES, INC. | | | SCAC4 |
| 27 | USLX | United States Railway Equipment Co. | eliminated 10/1967 | | NAKINA |
| 28 | USLX | United States Railway Leasing Co. | added 10/1967; 4/1970; eliminated 1/1973 | | NAKINA |
| 29 | USLX | United States Railway Equipment Co. | added 1/1973; 1/1975; eliminated 7/1979 | | NAKINA |
| 30 | USLX | United States Leasing Co. | added 7/1979 | | NAKINA |
| 31 | USLX | United States Railway Leasing Co. | 1/1980; eliminated 10/1980 | | NAKINA |
| 32 | USLX | Evans Railcar Leasing Co. | added 10/1980; eliminated 4/1988 | | NAKINA |
| 33 | USLX | Itel Rail Corp. | added 4/1988; eliminated 10/1992 | | NAKINA |
| 34 | USLX | General Electric Railcar Services Corp. | added 10/1992; 1/1994; eliminated 1/2000 | | NAKINA |
| 35 | USLX | General Electric Rail Services Corp. | added 1/2000; 7/2000-7/2005 | | NAKINA |
| 36 | USLX | United States Railway Equipment Co. | eliminated 10/67 | | NRHS |
| 37 | USLX | United States Railway Leasing Co. | added 10/67; 4/70; eliminated 1/73 | | NRHS |
| 38 | USLX | United States Railway Equipment Co. | added 1/73; 1/75; eliminated 7/79 | | NRHS |
| 39 | USLX | United States Leasing Co. | added 7/79 | | NRHS |
| 40 | USLX | United States Railway Leasing Co. | 1/80; eliminated 10/80 | | NRHS |
| 41 | USLX | Evans Railcar Leasing Co. | added 10/80; eliminated 4/88 | | NRHS |
| 42 | USLX | Itel Rail Corp. | added 4/88; eliminated 10/92 | | NRHS |
| 43 | USLX | General Electric Railcar Services Corp. | added 10/92; 1/94; eliminated 1/2000 | | NRHS |
| 44 | USLX | General Electric Rail Services Corp. | added 1/2000; 7/2000 | | NRHS |
| 45 | USLX | (NATX) GENERAL ELECTRIC RAIL SERVICES CORP. [ITEL RAIL CORP.; EVANS RAILCAR LEASING; UNITED STATES RAILWAY LEASING CO.] | | | PWRC |
| 46 | USLX | Evans Railcar Leasing (GE Rail Services) | | | RSRV |
| 47 | USLX | GENERAL ELECTRIC RAILCAR SERVICES C | | | SCAC4 |
| 48 | USLY | UNIQUE SERVICES LOGISTICS | | | SCAC4 |
| 49 | USLZ | UNITED STATES LINES, INC. | | | PWRC |
| 50 | USLZ | United States Lines | | | RSRV |
| 51 | USLZ | UNITED STATES LINES INC | | | SCAC4 |
