Gjennomsnittlig GPS-koordinater for postnummer 77173: 48.725, 2.661
Notering byer:
>> Chevry-Cossigny 77173, Île-de-France, Seine-et-Marne, Arrondissement de Melun, GPS-koordinater: 48.7246,2.6611
Notering byer:
>> Chevry-Cossigny 77173, Île-de-France, Seine-et-Marne, Arrondissement de Melun, GPS-koordinater: 48.7246,2.6611