Contact

Address
Please note the Historical Society of Washington, D.C. is headquartered in the Newseum and the temporary address is 555 Pennsylvania Avenue, NW, Washington, DC 20001. The permanent address is 801 K Street, NW, Washington, DC 20001.

Phone
Main line: 202.249.3955 | Fax: 202.417.3823

Email
General inquiries: info@dchistory.org | Research inquiries: library@dchistory.org
Please note we no longer use the @historydc.org email.

Special Event Rentals
The Historical Society does not manage the Carnegie Library building.
Groups and individuals interested in facility rentals must contact EventsDC.