World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Port Laudania | USJDT | United States of America (the) |
| Port Lavaca | USPLV | United States of America (the) |
| Port Lincoln | AUPLO | Australia |
| Port Logan | GBPOG | United Kingdom |
| Port Louis | MUPLU | Mauritius |
| Port Ludlow | USPLU | United States of America (the) |
| Port MacKenzie | USPMV | United States of America (the) |
| Port Macquarie | AUPQQ | Australia |
| Port Madison | USPDI | United States of America (the) |
| Port Manatee | USPME | United States of America (the) |