World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Arjuna, Java | IDAJN | Indonesia |
| Arkhangelsk | RUARH | Russian Federation (the) |
| Arkioi Dodekanissou | GRARD | Greece |
| Arkítsa | GRARK | Greece |
| Arklow | IEARK | Ireland |
| Arklow Head (Ie009) | IEARH | Ireland |
| Arkösund | SEASU | Sweden |
| Arlington | GBALI | United Kingdom |
| Arma di Taggia | ITATA | Italy |
| Armação de Pêra | PTARP | Portugal |