Gjennomsnittlig GPS-koordinater for postnummer 77850: 48.449, 2.764
Notering byer:
>> Héricy 77850, Île-de-France, Seine-et-Marne, Arrondissement de Fontainebleau, GPS-koordinater: 48.4485,2.7644
Notering byer:
>> Héricy 77850, Île-de-France, Seine-et-Marne, Arrondissement de Fontainebleau, GPS-koordinater: 48.4485,2.7644