| 1 | MDV | Moldavian Airlines | IATA: 2M, Callsign: Moldavian, IATA Prefix: 860, Established on 26 July 1994. Commenced operations on 19 August 1994. Ceased operations during 2014. | MD | AVCODES |
| 2 | MDV | Moldavian Airlines | IATA: 2M | | ICAO1 |
| 3 | MDV | Maryland, Delaware & Virginia Ry. Co. (Penna. Ry. System) | 8/1920-7/1923 | | NAKINA |
| 4 | MDV | PENNSYLVANIA RWY. SYSTEM [MARYLAND, DELAWARE & VIRGINIA RWY. CO.] | | | PWRC |
| 5 | MDVA | MORNING DOVE SERVICES LLC | | | SCAC4 |
| 6 | MDVC | MARITIME DELIVERY SERVICES INC | | | SCAC4 |
| 7 | MDVD | MCDONALD, DAVID STEVE | | | SCAC4 |
| 8 | MDVE | MARITIME DELIVERY SERVICES (CANADA) | | | SCAC4 |
| 9 | MDVH | MOVERS DISPATCH INC | | | SCAC4 |
| 10 | MDVU | MALDIVES STATE SHIPPING (MSS) | | MV | BIC |
| 11 | MDVW | MIDWEST TRANSPORT SERVICES INC | | | SCAC4 |
| 12 | MDVY | MIKES DELIVERY INC | | | SCAC4 |
