| 1 | MKA | MK Airlines Limited | IATA: 7G, Callsign: Kruger-Air, IATA Prefix: 513, Registered country changed from Ghana | GB | AVCODES |
| 2 | MKA | MK Airlines Limited | IATA: 7G, Callsign: Kruger-Air, IATA Prefix: 513, Registered country changed to United Kingdom | GH | AVCODES |
| 3 | MKA | MK Airlines Limited | Callsign: Kruger-Air, IATA Prefix: 513, Ceased Operation. Voluntarily surrendered AOC 09 April 2010. Registered country changed from Ghana | GB | AVCODES |
| 4 | MKA | Moka Airways | Callsign: Moka Air, | YAR | AVCODES |
| 5 | MKA | MK Airline | | | ICAO1 |
| 6 | MKAA | MCKANN TRANSPORT LLC | | | SCAC4 |
| 7 | MKAB | MACKS FARM & RV CENTER | | | SCAC4 |
| 8 | MKAD | MC KINNIE TRUCKING LLC | | | SCAC4 |
| 9 | MKAG | MILLER LIVESTOCK INC | | | SCAC4 |
| 10 | MKAJ | MORRIS KREITZ AND SON INC | | | SCAC4 |
| 11 | MKAK | MIKES AUTO TRANSPORT LLC | | | SCAC4 |
| 12 | MKAT | MACKAT INC | | | SCAC4 |
| 13 | MKAT | Przedsiębiorstwo Komunikacji Miejskiej Katowice | | PL | TRAFFIC |
| 14 | MKAU | RWE NUCLEAR GMBH | | D | BIC |
| 15 | MKAV | MKAT SERVICES LLC | | | SCAC4 |
| 16 | MKAW | MIKES AUTO TRANSPORT | | | SCAC4 |
