Prosečne GPS koordinate za poštanski broj 28230: 48.605, 1.687
Spisak gradova:
>> Droue-sur-Drouette 28230, Centre, Eure-et-Loir, Arrondissement de Chartres, GPS koordinate: 48.6005,1.7011
>> Épernon 28230, Centre, Eure-et-Loir, Arrondissement de Chartres, GPS koordinate: 48.6103,1.6722
Spisak gradova:
>> Droue-sur-Drouette 28230, Centre, Eure-et-Loir, Arrondissement de Chartres, GPS koordinate: 48.6005,1.7011
>> Épernon 28230, Centre, Eure-et-Loir, Arrondissement de Chartres, GPS koordinate: 48.6103,1.6722