Piazza del Viminale, 5Rome, Italy 00184 Phone: +39 06-487-3983Fax: +39 06-482-8374 Hotel E-mailHotel Website Classification 6 First Class Commission Rooms Rates - 3 - Hoteliers! Is your information accurate? Update Here Residenza dei Principi Rome Location & Neighborhood at Piazza Viminale, just a few moments from the Opera House.Hotel Location: Tourist