Gjennomsnittlig GPS-koordinater for postnummer 91146-cedex: 48.706, 2.24
Notering byer:
>> Villebon-sur-Yvette 91146-CEDEX, Île-de-France, Essonne, Arrondissement de Palaiseau, GPS-koordinater: 48.7059,2.2402
Notering byer:
>> Villebon-sur-Yvette 91146-CEDEX, Île-de-France, Essonne, Arrondissement de Palaiseau, GPS-koordinater: 48.7059,2.2402