World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Lysekil | SELYS | Sweden |
| Lysøysund | NOLSU | Norway |
| Lytchett Minster | GBLCM | United Kingdom |
| Lyttelton | NZLYT | New Zealand |
| Lyubim | RULBU | Russian Federation (the) |
| M'bao Terminal | SNMBA | Senegal |
| M'bya Terminal | GAMBY | Gabon |
| Ma'anshan | CNMAA | China |
| Maamigili Port | MVMMP | Maldives |
| Maaninka | FIMAA | Finland |