World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Yamaguchi | JPYMG | Japan |
| Yamaguchihigashi | JPYGH | Japan |
| Yamanoura | JPYMN | Japan |
| Yamatani | JPYMT | Japan |
| Yamba | AUYBA | Australia |
| Yamburg | RUYAM | Russian Federation (the) |
| Yampi | AUYAM | Australia |
| Yanagi | JPYAA | Japan |
| Yanai | JPYAN | Japan |
| Yanbu commercial city | SAYNB | Saudi Arabia |