| Abbreviation | Definition |
|---|---|
| MRTR | Tambor, Costa Rica |
| MRU | Mahebourg, Mauritius |
| MRV | Mineralnye Vody, Russia |
| MRW | Maribo, Denmark |
| MRY | Monterey Peninsula Airport, Monterey, California USA |
| MRZ | Moree, New South Wales, Australia |
| MRZP | Zapotal de Guanacaste, Costa Rica |
| MS37 | West Bolivar Flying Service Airport, Benoit, Mississippi |
| MSA | Muskrat Dam Airport, Muskrat Dam, Ontario, Canada |
| MSAC | Sonsonate-Acajutla, El Salvador |
| MSB | Marigot, Netherlands Antilles |
| MSD | Mt. Pleasant, Utah USA |
| MSE | Manston, England, UK |
| MSH | Masirah, Oman |
| MSJ | Misawa, Japan |
| MSL | Muscle Shoals, Alabama USA |
| MSLP | San Salvador Internacional, El Salvador |
| MSN | Dane County Regional Airport - Truax Field, Madison, Wisconsin USA |
| MSO | Missoula International Airport, Missoula, Montana USA |
| MSP | Minneapolis/ St. Paul International Airport, St. Paul, Minnesota, USA |