World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| North Ronaldsay | GBNRO | United Kingdom |
| North Rose | USNQZ | United States of America (the) |
| North Royalton | USZNR | United States of America (the) |
| North Salem | USNY5 | United States of America (the) |
| North Shields | GBNSH | United Kingdom |
| North Sioux City | USNSC | United States of America (the) |
| North Sunderland | GBNSD | United Kingdom |
| North Sydney | CANSY | Canada |
| North Tawton | GBNTZ | United Kingdom |
| North Uist | GBNUI | United Kingdom |