Average GPS coordinates for Les Ulis Postcode location: 48.682, 2.169. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Les Ulis on map:

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Listing cities & postcodes (1):
>> Île-de-France, 91940 Les Ulis, Essonne, Arrondissement de Palaiseau, GPS coordinates: 48.6817,2.1694