World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Aberdeen | USAB3 | United States of America (the) |
| Aberdour | GBAYD | United Kingdom |
| Aberdovey | GBABV | United Kingdom |
| Aberdyfi (Aberdovey) | GBABF | United Kingdom |
| Aberffraw | GBAFW | United Kingdom |
| Abergele | GBAEE | United Kingdom |
| Aberystwyth | GBAYW | United Kingdom |
| Abidjan | CIABJ | Côte d'Ivoire |
| Abinsk | RUABK | Russian Federation (the) |
| Aboa | AQABA | Antarctica |