| 1 | MKP | Adygeya-Avia, Joint-Stock Company | Callsign: Adygeya, | RUS | AVCODES |
| 2 | MKPC | MARKETPLAC | | | SCAC4 |
| 3 | MKPM | MARKO PETROLEUM | | | SCAC4 |
| 4 | MKPX | Campbell Soup Co., Central Division | 1/1945-4/1947 | | NAKINA |
| 5 | MKPX | Meyer Kornblum Refrigerator Car Co. | 7/1937-1/1943 | | NAKINA |
| 6 | MKPX | Meyer Kornblum Packing Co. (Merchants Despatch, Inc.) | 7/1935 | | NAKINA |
| 7 | MKPX | Meyer Kornblum Refrigerator Car Co. | Apr-38 | | NRHS |
| 8 | MKPX | *MEYER KORNBLUM REFRIGERATOR CAR CO. | | | PWRC |
| 9 | MKPX | *CAMPBELL SOUP CO., CENTRAL DIVISION | | | PWRC |
