| Country | Spain (ES) |
| UN/LOCODE | CUR |
| Name | Castro-Urdiales |
| Name Without Diacritics | Castro-Urdiales |
| Region | S |
| Function Code | 1-3----- |
| Function | Port, Road |
| Status Code | RL (Recognised Location) |
| Date | 501 |
| Timezone | Europe/Madrid |
| Location (UN Format) | 4323N 00313W |
| Latitude Longitude | 43.3828, -3.2204 |