| Abbreviation | Definition |
|---|---|
| MTJA | Jachel, Haiti |
| MTJE | Jeremie, Haiti |
| MTK | Makin, Republic of Kiribati |
| MTL | Maitland, New South Wales, Australia |
| MTM | Metlakatia, Alaska USA |
| MTN | Martin Airfield, Baltimore, Maryland USA |
| MTO | Mattoon, Illinois USA |
| MTP | Montauk Point, New York USA |
| MTPP | Port au Prince, Haiti |
| MTPP | Toussaint L'Ouverture International Airport, Port au Prince, Haiti |
| MTPX | Port de Paix, Haiti |
| MTQ | Mitchell, Queensland, Australia |
| MTR | Monteria, Colombia |
| MTS | Manzini, Swaziland |
| MTT | Minatitlan, Mexico |
| MTW | Manitowoc County Airport, Manitowoc, Wisconsin USA |
| MTX | Metro Airport, Fairbanks, Alaska USA |
| MTY | Monterrey, Mexico |
| MTZ | Masada, Israel |
| MUA | Munda, Solomon Islands |