| 1 | EKSO | ERICKSON TRUCKING | | | SCAC3 |
| 2 | EKSPR | EKSPER VAGON IŞLETMELERI A.Ş. | | TR | VKM |
| 3 | EKSR | ERICKSON, RON | | | SCAC4 |
| 4 | EKSX | National Car Co. | eliminated 1/1968 | | NAKINA |
| 5 | EKSX | E. Kahn's Sons Co., Cincinnati, Ohio (National Car Co.) | 10/1966 | | NAKINA |
| 6 | EKSX | Fruit Growers Express Co. | 7/1937-7/1965 | | NAKINA |
| 7 | EKSX | The E. Kahn's Sons Co. | 7/1930-7/1935 | | NAKINA |
| 8 | EKSX | E. Kahn's Sons Co. (National Car Co.) | Apr-38 | | NRHS |
| 9 | EKSX | Fruit Growers Express Co. | 1/52-7/65 | | NRHS |
| 10 | EKSX | E. Kahn's Sons Co., Cincinnati, Ohio (National Car Co.) | Oct-66 | | NRHS |
| 11 | EKSX | National Car Co. | eliminated 1/68 | | NRHS |
| 12 | EKSX | E. KAHN'S SONS CO. (FRUIT GROWERS EXPRESS; NATIONAL CAR CO.) | | | PWRC |
| 13 | EKSX | E. Kahn's Sons Co., Cincinnati, Ohio (National Car Co.) | later: Fruit Growers Express Co. | USA | TRAFFIC |