Gjennomsnittlig GPS-koordinater for postnummer 78830: 48.621, 2.01
Notering byer:
>> Bonnelles 78830, Île-de-France, Yvelines, Arrondissement de Rambouillet, GPS-koordinater: 48.6182,2.0292
>> Bullion 78830, Île-de-France, Yvelines, Arrondissement de Rambouillet, GPS-koordinater: 48.6229,1.9902
Notering byer:
>> Bonnelles 78830, Île-de-France, Yvelines, Arrondissement de Rambouillet, GPS-koordinater: 48.6182,2.0292
>> Bullion 78830, Île-de-France, Yvelines, Arrondissement de Rambouillet, GPS-koordinater: 48.6229,1.9902