| 1 | MTV | Mountain Valley Air Service, Inc. | Callsign: Mountain Valley, | USA | AVCODES |
| 2 | MTV | Mountain Valley Air Service | | | ICAO1 |
| 3 | MTVC | MONTANA TRANSPORT | | | SCAC4 |
| 4 | MTVE | M T EXPRESS LLC | | | SCAC4 |
| 5 | MTVH | MCTAVISH STEEL WORKS LTD | | | SCAC4 |
| 6 | MTVI | MDS TRUCKING V INC | | | SCAC4 |
| 7 | MTVJ | MERLES TRUCKING | | | SCAC4 |
| 8 | MTVL | MOUNTAIN VALLEY EXPRESS CO | | | SCAC1 |
| 9 | MTVL | MOUNTAIN VALLEY EXPRESS CO INC | | | SCAC4 |
| 10 | MTVM | MIDWEST TRANSIT INC | | | SCAC4 |
| 11 | MTVP | MTS TRUCKING SERVICES | | | SCAC4 |
| 12 | MTVT | MT. VERNON TERMINAL RAILWAY | | | PWRC |
| 13 | MTVU | CONTAINERS MTV | | I | BIC |
| 14 | MTVU | P & F PARTNERS AND FRIENDS | | | SCAC4 |
| 15 | MTVY | MILLENNIUM TOWING & RECOVERY INC | | | SCAC4 |
