333 O'Farrell Street - San Franciso, CA 94102 - Tel: 1-415-771-1400 - Fax: 1-415-771-6807 Hilton San Francisco Union Square A proud member of The Hilton Family® be Hospitable® HHonors Hilton Worldwide Reserve 5 - 25 Rooms and Event Space The Hilton Family e -Events Group Accommodations made easy Book Now Create A Personalized Group Webpage Learn More Manage Group Reservations Guest List Manager Learn More Key Contact Numbers Hiltons Reservations: 800-445-8667 Nourish Spa: 415 923 5014 Local Hotel Number: 415-771-1400 Urban Tavern: 415.923.4400 Urban Tavern: 415.923.4400