Gjennomsnittlig GPS-koordinater for postnummer 18290: 46.972, 2.131

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Notering byer:
>> Chârost 18290, Centre, Cher, Arrondissement de Bourges, GPS-koordinater: 46.9939,2.1164
>> Civray 18290, Centre, Cher, Arrondissement de Bourges, GPS-koordinater: 46.9665,2.1739
>> Mareuil-sur-Arnon 18290, Centre, Cher, Arrondissement de Bourges, GPS-koordinater: 46.8805,2.1605
>> Plou 18290, Centre, Cher, Arrondissement de Bourges, GPS-koordinater: 47.0324,2.1317
>> Poisieux 18290, Centre, Cher, Arrondissement de Bourges, GPS-koordinater: 47.0296,2.0996
>> Saint-Ambroix 18290, Centre, Cher, Arrondissement de Bourges, GPS-koordinater: 46.9318,2.1195
>> Saugy 18290, Centre, Cher, Arrondissement de Bourges, GPS-koordinater: 46.9702,2.1165