About postal code 78990
The postal code 78990 routes mail to Élancourt in the Île-de-France region of France. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
France · Postal code
78990 - Élancourt
Postal code 78990 is Élancourt in Île-de-France, France.
| Postal code | 78990 |
| Place | Élancourt |
| Region | Île-de-France |
| District | Yvelines |
| Country | France (FR) |
| Coordinates | 48.7842, 1.9552 (map) |