Coordinate GPS medie per codice postale 77660: 48.955, 3.021

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lista delle città :
>> Changis-sur-Marne 77660, Île-de-France, Seine-et-Marne, Arrondissement de Meaux, coordinate GPS: 48.9582,3.0219
>> Saint-Jean-les-Deux-Jumeaux 77660, Île-de-France, Seine-et-Marne, Arrondissement de Meaux, coordinate GPS: 48.9514,3.0196