World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Ushimado | JPUSH | Japan |
| Ushine | JPUSI | Japan |
| Ushitsu | JPUST | Japan |
| Ushuaia | ARUSH | Argentina |
| Uskedalen | NOUSD | Norway |
| Uskila | FIUSK | Finland |
| Üsküdar | TRUSK | Türkiye |
| Usquert | NLNPZ | Netherlands |
| Ust Chaun | RUUCH | Russian Federation (the) |
| Ust-Dunaisk/Vylkove | UAUDY | Ukraine |