| 1 | LPX | National Car Co. | 1/1950 | | NAKINA |
| 2 | LPX | Fruit Growers Express Co. (reporting marks for Lewis Packing Co.) | 7/1937-1/1941 | | NAKINA |
| 3 | LPX | Lewis Packing Co. | 7/1935 | | NAKINA |
| 4 | LPX | Lewis Packing Co. (National Car Co.) | Apr-38 | | NRHS |
| 5 | LPX | LEWIS PACKING CO. (NATIONAL CAR CO. [FRUIT GROWERS EXPRESS CO.]) | | | PWRC |
| 6 | LPXI | LEAPSTAR TRANSPORTATION INC | | | SCAC4 |
| 7 | LPXP | LOOP EXPRESS INC | | | SCAC3 |
| 8 | LPXS | L P EXPRESS, LLC | | | SCAC4 |
| 9 | LPXT | LYN PAX TRUCKING LTD | | | SCAC3 |
| 10 | LPXU | PROMOCION EXPORTACION Y SERVICIOS | | E | BIC |
