| 1 | MXI | Mexicana Inter, S.A. de C.A. | IATA: I6, Ceased operations on 28 August 2010. | MEX | AVCODES |
| 2 | MXIA | MIRACLE TRANSPORTATION INC | | | SCAC4 |
| 3 | MXIC | METEOR EXPRESS INC | | | SCAC4 |
| 4 | MXIE | MELBA EXPRESS INC | | | SCAC4 |
| 5 | MXIG | MOONLIGHT EXPRESS INC | | | SCAC4 |
| 6 | MXII | MARINA XPRESS INTERMODAL INC | | | SCAC4 |
| 7 | MXIO | MASTERWORKS ELECTRONICS DE MEXICO S | | | SCAC4 |
| 8 | MXIR | MIDTEXAS INTERNATIONAL CENTER INC | | | SCAC4 |
| 9 | MXIS | METRO XPRESS INC | | | SCAC4 |
