World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Yeosu | KRYOS | Korea, Republic of |
| Yerakiní | GRYER | Greece |
| Yerseke | NLYSK | Netherlands |
| Yesilovacik | TRYIK | Türkiye |
| Yetagun Field | XZYET | Installations in International Waters |
| Yeysk | RUYEY | Russian Federation (the) |
| Yibin | CNYIB | China |
| Yichang Pt | CNYCG | China |
| Yilport | TRYPO | Türkiye |
| Ying-Ge | TWYGE | Taiwan (Province of China) |