World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Ujung Pandang, Sulawesi | IDUPG | Indonesia |
| Ukejima | JPUKJ | Japan |
| Uken | JPUKN | Japan |
| Ukitsu | JPUKT | Japan |
| Ukui | JPUKI | Japan |
| Ulamona | PGULA | Papua New Guinea |
| Ulcinj | MEULC | Montenegro |
| Uleåborg (Oulu) | FIOUL | Finland |
| Ulebergshamn | SEUGN | Sweden |
| Ulfvik | SEULF | Sweden |