World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Moyencourt | FRMYK | France |
| Mozoncillo | ESMCZ | Spain |
| Mølstrevåg | NOMOV | Norway |
| Mørsvikbotn | NOMOR | Norway |
| Mpoukaris | GRMPO | Greece |
| Mrzezyno | PLMRE | Poland |
| Mtsora | TZMTS | Tanzania, United Republic of |
| Mtwara | TZMYW | Tanzania, United Republic of |
| Muar | MYMUA | Malaysia |
| Muara | BNMUA | Brunei Darussalam |