| 1 | ACOX | Chrysler Rail Transportation Corp. | added 1/1990; 1/1994 (not listed); eliminated 1/1997 | | NAKINA |
| 2 | ACOX | Aurora Cooperative Elevator Co. | added 10/1970; 1/1975-1/1985; eliminated 1/1990 | | NAKINA |
| 3 | ACOX | Wright Chemical Corp. | added 1/1965; 7/1965-10/1966; eliminated 1/1967 | | NAKINA |
| 4 | ACOX | American Cotton Oil Co. | 8/1920-7/1923 | | NAKINA |
| 5 | ACOX | Wright Chemical Corp. | added 1/65; 7/65-10/66; eliminated 1/67 | | NRHS |
| 6 | ACOX | Aurora Cooperative Elevator Co. | added 10/70; 1/75-1/80; eliminated 1/90 | | NRHS |
| 7 | ACOX | Chrysler Rail Transportation Corp. | added 1/90; 1/94; eliminated 1/97 | | NRHS |
| 8 | ACOX | *AMERICAN COTTON OIL CO. | | | PWRC |
| 9 | ACOX | *WRIGHT CHEMICAL CORP. | | | PWRC |
| 10 | ACOX | *AURORA COOPERATIVE ELEVATOR CO | | | PWRC |
| 11 | ACOX | *CHRYSLER RAIL TRANSPORTATION CORPORATION | | | PWRC |
| 12 | ACOX | Aurora Cooperative Elevator | | | RSRV |
| 13 | ACOX | WRIGHT CHEMICAL CORP | | | SCAC3 |