World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Mihara | JPMHR | Japan |
| Mihkli Sadam | EEMIH | Estonia |
| Mihonoseki | JPMIH | Japan |
| Mihowan | JPMHN | Japan |
| Miiduranna | EEMDR | Estonia |
| Miike, Fukuoka | JPMII | Japan |
| Miike, Tokyo | JPMIJ | Japan |
| Mijnsheerenland | NLMNH | Netherlands |
| Mikame | JPMKM | Japan |
| Mikawa | JPMKW | Japan |