| 1 | MUT | Multiservicios Aeronauticos, S.A. de C.V. | Callsign: Multiaeronautico, | MEX | AVCODES |
| 2 | MUT | JSC Azimuth Airlines | IATA: A4, Callsign: Igavia, ICAO designator changed to AZO. | RUS | AVCODES |
| 3 | MUTB | MUTERSBAUGH TRUCKING INC | | | SCAC4 |
| 4 | MUTD | MUTH PUMP LLC | | | SCAC4 |
| 5 | MUTH | MUTCHIE TRUCKING LLC | | | SCAC4 |
| 6 | MUTI | MURRAY MOVING & STORAGE INC | | | SCAC4 |
| 7 | MUTJ | MULDER TRUCKING COMPANY | | | SCAC4 |
| 8 | MUTK | MISNAK ULUSLARASI TASIMACILIK TEKST | | | SCAC4 |
| 9 | MUTM | MULTI TRANSPORT & MARINE CO | | | SCAC4 |
| 10 | MUTP | MURPHY TRANSPORTATION | | | SCAC4 |
| 11 | MUTR | MURPHY TRANSPORTATION INC | | | SCAC4 |
| 12 | MUTU | MUTUALISTA ACOREANA TRANSP. MARITIMOS SA | | P | BIC |
| 13 | MUTU | MUTUALISTA ACOREANA TRANSP MARITIMO | | | SCAC4 |
| 14 | MUTV | MUNDELL TERMINAL SERVICES INC | | | SCAC4 |
| 15 | MUTW | MULTI MODAL TRANSIT LLC | | | SCAC4 |
| 16 | MUTX | Mutual Tank Line | 7/1923 | | NAKINA |
| 17 | MUTX | MUTUAL TANK LINE | | | PWRC |
