Corso Upperfloor A Rsh Idea. Quick Specs View Large Interactive Map Address Via Del Corso 300Rome, Italy 00187 Web Phone + 39 669-924833 Fax + 39 669-924833 Toll-free Email OverviewMeeting Specs Description GDS Hotel Reservation CodesSabre GDS: GZ 083955 Corso Upperfloor A Rsh Idea. Meeting Rooms & Events Hoteliers! Is your listing up to date? With over 130,000 hotels in our database, no other source compares to our depth of information. Click here to review and be sure the travel professional knows your hotel’s latest details.