23 Upper O'Connell StreetDublin, Ireland D01 C3W7 Phone: +353 1-874-6881Fax: +353 1-878-7175Toll Free: +888-RIU-4990 Hotel E-mailHotel Website Classification 7 Superior First Class Commission Rooms Rates 10% 404 $138-$1,042 (USD) Hoteliers! Is your information accurate? Update Here Riu Plaza The Gresham Dublin Location & Neighborhood In heart of city, on the famous O'Connell Street - 12 KM, 25 min from Dublin airport.