Average GPS coordinates for Les Mesnuls Postcode location: 48.757, 1.845. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Les Mesnuls on map:

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Listing cities & postcodes (1):
>> Île-de-France, 78490 Les Mesnuls, Yvelines, Arrondissement de Rambouillet, GPS coordinates: 48.7565,1.8446