Campus Nord UPC, building D4
The closest Metro (Underground) station are: Palau Reial (Line L3) and Zona Universitària (Line L9s and L3). Line L9s reaches the Prat airport.
In case you prefer to reach N3Cat by taxi, tell the taxi driver to bring you in the cross of the streets Sor Eulalia d'Anzizu and Dulcet. There, when you get out of the taxi, you should find the building D6 in front of you.
B6 FIB (Computer Science School of the UPC)