| 1 | MXL | Maxair | IATA: 8M, Callsign: Maxair, Ceased operations | S | AVCODES |
| 2 | MXL | Maxair | IATA: 8M | | ICAO1 |
| 3 | MXLE | MAXLINE EXPRESS INC | | | SCAC4 |
| 4 | MXLG | MAXAM LOGISTICS LLC | | | SCAC4 |
| 5 | MXLI | MILLENNIUM EXPEDITED LOGISTICS INC | | | SCAC4 |
| 6 | MXLL | MOONSTONE TRANSPORT LIMITED LIABILI | | | SCAC4 |
| 7 | MXLN | MEXICO LINDO ENTERPRISES | | | SCAC4 |
| 8 | MXLU | MEXICAN LINE | | | PWRC |
| 9 | MXLU | Mexican Line | | | RSRV |
| 10 | MXLU | MEXICAN LINE LIMITED | | | SCAC1 |
| 11 | MXLU | MEXICAN LINE | | | SCAC4 |
| 12 | MXLV | MODE TRANSPORTATION LLC (INTERNATIO | | | SCAC4 |
