5200 Natorp BlvdMason, OH 45040 Phone: +1 513-204-6000Fax: +1 513-234-0646Toll Free: +877-STAY-HGI Hotel E-mailHotel Website Classification 6 First Class Commission Rooms Rates 10% 110 - Hoteliers! Is your information accurate? Update Here Hilton Garden Inn Cincinnati/Mason Location & Neighborhood 33 MI from Cincinnati/N KY airport.