| 1 | MCN | Mac Dan Aviation Corporation | Callsign: Mac Dan, | USA | AVCODES |
| 2 | MCN | Mac Dan Aviation Corporation | | | ICAO1 |
| 3 | MCNB | MCNAUGHTON BROS INC | | | SCAC4 |
| 4 | MCNE | MCCONNELL TRANSPORT LTD | | | SCAC4 |
| 5 | MCNE | Metrocampania Nordest | | I | TRAFFIC |
| 6 | MCNF | MID CANADA FIBERGLASS LTD | | | SCAC4 |
| 7 | MCNJ | MCNULTY TRUCK LINES LLC | | | SCAC4 |
| 8 | MCNK | MICRO TRUCKING | | | SCAC4 |
| 9 | MCNL | MCNEILL EXPRESS INC | | | SCAC4 |
| 10 | MCNN | MCCONNELL BROS TRANSFER & STORAGE | | | SCAC4 |
| 11 | MCNQ | MEARS CANADA CORP | | | SCAC4 |
| 12 | MCNT | MID CENTURY CLASSICS LTD | | | SCAC4 |
| 13 | MCNU | ATLANTIS MARINE CONTAINERS & INDUSTRY // MAROC CONTAINERS | | MA | BIC |
| 14 | MCNX | Marshall Canning Co. (North American Car Corp.) | 7/1932-7/1935 | | NAKINA |
| 15 | MCNX | *MARSHALL CANNING CO. (NACCO) | | | PWRC |
| 16 | MCNX | *BURLINGTON ELECTRIC DEPT.,CITY OF BURLINGTON,VT. | | | PWRC |
| 17 | MCNX | BURLINGTON ELECTRIC DEPT CITY OF BU | | | SCAC4 |
| 18 | MCNY | MCANAY OIL CO INC | | | SCAC4 |
