World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Muldrow | USZMW | United States of America (the) |
| Mulgrave | CAMUL | Canada |
| Mülheim | DEMMO | Germany |
| Mülheim an der Ruhr | DEMUH | Germany |
| Mulhouse | FRMLH | France |
| Mullion | GBMLI | United Kingdom |
| Mulsen | DEULS | Germany |
| Multia | FIMUL | Finland |
| Mulwala | AUMWA | Australia |
| Mumbai (ex Bombay) | INBOM | India |