1400 M St NWWashington, DC 20005 Phone: +1 202-429-1700Fax: +1 202-785-0786Toll Free: +800-WESTIN-1 Hotel E-mailHotel Website Classification 7 Superior First Class Commission Rooms Rates 10% 410 $320-$656 (USD) Hoteliers! Is your information accurate? Update Here The Westin Washington, D.C. City Center Location & Neighborhood Heart of business center, near shopping, area attractions - 25 MI, 50 min from Dulles Intl airport.