Our address is: Parc Club Orsay Universite, 4 rue J. Monod, 91893 Orsay Cedex, FRANCE. We are in building G, you can find a map of the Parc-Club here.
Instructions on how to get to INRIA by car can be found here. The same page provides instructions on how to get by public transportation to the closest RER (suburban train) station, namely "Le Guichet".
Coming from Paris, start by crossing the rails by the underground pass. Then, take Rue de
Versailles (perpendicular to the rails) in front
of the train station for two blocks. Turn left in Rue de la Colline,
which goes up hill. When you reach the end of that street (almost at the top),
continue right in Chemin du Bois des Rames. Keep going on that direction
into Rue Nicolas Appert. On that street you eventually reach a bus stop
named "Parc-Club". On your left is the building G (see the map). Assume 15-20 minutes walk
depending on your shape. Your journey should look like this:
.