World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Tréguier | FRTRE | France |
| Trégunc | FRTR9 | France |
| Treimani | EETRE | Estonia |
| Treis-Karden | DETKD | Germany |
| Trelleborg | SETRG | Sweden |
| Trempealeau | UST2R | United States of America (the) |
| Trencianske Bohuslavice | SKTBE | Slovakia |
| Trenton | CATTC | Canada |
| Tres Arroyos | AROYO | Argentina |
| Três Lagoas | BRTLG | Brazil |