World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Ruffin | USYRF | United States of America (the) |
| Rugao | CNRUG | China |
| Rugvica | HRRVC | Croatia |
| Ruhrsdorf | ATRRF | Austria |
| Ruhstorf an der Rott | DERAR | Germany |
| Ruhve | EERUV | Estonia |
| Ruian | CNRIA | China |
| Ruichang | CNRAG | China |
| Ruien | BERUE | Belgium |
| Ruisbroek | BESVG | Belgium |