| 1 | MRV | LLC Xena | Callsign: Xena, | UA | AVCODES |
| 2 | MRV | Miravia Romanian Airlines | IATA: N3, Callsign: Miravia, Designator N3 recalled by IATA | RO | AVCODES |
| 3 | MRV | Minerve Canada | Callsign: Alouette, | CDN | AVCODES |
| 4 | MRVA | MINERVA TRANSFER COMPANY | | | SCAC1 |
| 5 | MRVA | MARTINEZ VAZQUEZ, ADELA H | | | SCAC4 |
| 6 | MRVE | MORAVIA EXPRESS LLC | | | SCAC4 |
| 7 | MRVK | MORVIKS RANCH INC | | | SCAC4 |
| 8 | MRVL | MOOSE RIVER LUMBER CO INC | | | SCAC4 |
| 9 | MRVN | Mittelrheinischer Verkehrsbetrieb GmbH | Real: MVB | D | TRAFFIC |
| 10 | MRVP | MERVS PATIO & SHEWANS ORNAMENTS LTD | | | SCAC4 |
| 11 | MRVQ | MARINE TRADING SERVICES INC | | | SCAC4 |
| 12 | MRVS | MEDICINE RIVER SURI | | | SCAC4 |
| 13 | MRVT | MOUNTAIN RIVER TRUCKING COMPANY INC | | | SCAC4 |
| 14 | MRVU | MERVIELDE TRANSPORT NV | | B | BIC |
| 15 | MRVU | MERVIELDE TRANSPORT NV | | | SCAC4 |
| 16 | MRVW | M R & C SERVICES INC | | | SCAC4 |
