| Country | France (FR) |
| UN/LOCODE | SQY |
| Name | Saint-Quentin-en-Yvelines |
| Name Without Diacritics | Saint-Quentin-en-Yvelines |
| Region | 78 |
| Function Code | -23----- |
| Function | Rail, Road |
| Status Code | RL (Recognised Location) |
| Date | 1901 |
| Timezone | Europe/Paris |
| Location (UN Format) | 4846N 00200E |
| Latitude Longitude | 48.7732, 2.0191 |