| 1 | MRN | Missions Gouvernementales Francaises | Callsign: Marianne, | F | AVCODES |
| 2 | MRN | Air Marne | | F | AVCODES |
| 3 | MRN | Missions Gouvernemtales Francaises | | | ICAO1 |
| 4 | MRNA | MOORE, IAN, DR | | | SCAC4 |
| 5 | MRNB | MONTGOMERY, RON TRUCKING INC | | | SCAC4 |
| 6 | MRNF | MARINOS FUEL OILS INC | | | SCAC4 |
| 7 | MRNG | MARTIN TRUCKING | | | SCAC4 |
| 8 | MRNK | MORENOS TRANSFERS | | | SCAC4 |
| 9 | MRNL | MOTOR RACING NETWORK INC | | | SCAC4 |
| 10 | MRNO | MORTON MOTOR EXPRESS INC | | | SCAC4 |
| 11 | MRNP | MIRACLE TRANSPORTATION INC | | | SCAC4 |
| 12 | MRNQ | MERCURY TRANS | | | SCAC4 |
| 13 | MRNR | MCCOLL RACING ENTERPRISES INC | | | SCAC4 |
| 14 | MRNT | MORAN TOWING CORP | | | SCAC4 |
| 15 | MRNU | MARINETEC LTD | | RUS | BIC |
| 16 | MRNV | MARTINS SPECIALIZED TRANSPORT INC | | | SCAC4 |
| 17 | MRNX | (NATX) RETIRED 06-24-92 ATP | | | PWRC |
