DC Committee to Promote Washington
 

Telephone: +1-202-724-5644
Telephone: 1-800-422-8644 toll-free in USA
Web site: http://www.washington.org/
This office handles tourism inquiries from the public.

Washington DC Convention and Visitors Association
 

Telephone: +1 202 789-7000
Fax: +1 202 789-7037
Email: julie@washington.org
Web site: http://www.washington.org/
This office handles trade and industry inquiries.