| 1 | CNM | Canarias Regional Air, S.A. | Callsign: Canarias Air, | E | AVCODES |
| 2 | CNM | Air China Inner Mongolia | Callsign: Mengyuan, | PRC | AVCODES |
| 3 | CNMA | COLONIAL MOVING & STORAGE COMPANY I | | | SCAC3 |
| 4 | CNMA | CISNEROS MERCADO, AARON | | | SCAC4 |
| 5 | CNMC | C & M SERVICE CO | | | SCAC3 |
| 6 | CNMD | C & M DELIVERY INC | | | SCAC3 |
| 7 | CNMD | CAN AMERICAN CORRUGATING CO LTD | | | SCAC4 |
| 8 | CNMF | CARSON, MILFORD E | | | SCAC3 |
| 9 | CNMG | C & M TRUCKING INC | | | SCAC3 |
| 10 | CNMG | CENTURY MCMYNN LEASING | | | SCAC4 |
| 11 | CNMH | C & M HAULING SERVICE | | | SCAC3 |
| 12 | CNMH | COLLINS, MARK TRUCKING | | | SCAC4 |
| 13 | CNMI | C & M EQUIPMENT COMPANY | | | SCAC3 |
| 14 | CNMI | CANECO MANUFACTURING INC | | | SCAC4 |
| 15 | CNMJ | CN MARINE | | | SCAC3 |
| 16 | CNMK | C & M TRANSPORTATION INC | | | SCAC3 |
| 17 | CNMK | CONNELL, MIKE | | | SCAC4 |
| 18 | CNML | CANTRELL MOTOR LINES, INC | | | SCAC3 |
| 19 | CNMM | CONMAIN MARINE CORP | | | SCAC3 |
| 20 | CNMM | CAN-AM SPECIALTIES | | | SCAC4 |
| 21 | CNMN | C&M TRANSPORTATION, INC | | | SCAC3 |
| 22 | CNMN | C & M TRANSPORTATION INC | | | SCAC4 |
| 23 | CNMO | CANOVAN MOVERS | | | SCAC3 |
| 24 | CNMO | CAN-AM GOLD & SILVER | | | SCAC4 |
| 25 | CNMQ | C & M TRANSFER COMPANY INC | | | SCAC3 |
| 26 | CNMT | CAN-AM LTL | | | SCAC3 |
| 27 | CNMT | C E N MOTOR TRANS INC | | | SCAC4 |
| 28 | CNMV | CENTRAL MOVING SYSTEMS INC | | | SCAC3 |
| 29 | CNMV | CRANEMAS | | | SCAC4 |
| 30 | CNMW | CON M TRUCKING, INC | | | SCAC3 |
| 31 | CNMW | CATOCTIN MOUNTAIN GROWERS | | | SCAC4 |
| 32 | CNMX | Cot-O-Nut Oil & Mfg. Co. | 7/1935-7/1937 | | NAKINA |
| 33 | CNMX | COT-O-NUT OIL & MFG. CO. | | | PWRC |
| 34 | CNMY | COLE & MYERS INC | | | SCAC3 |
| 35 | CNMZ | CONRAIL MERCURY, INC. | | | PWRC |
| 36 | CNMZ | Conrail Mercury (Norfolk Southern) | | | RSRV |
| 37 | CNMZ | CONSOLIDATED RAIL CORP. | | | SCAC4 |
