Local venues:

Jazz club list on DCjazz.com

Adventure Theater (for kids)

Baltimore Convention Center

Birchmere (Alexandria, VA)

Carter Barron Amphitheater

Center for the Arts at George Mason University

DAR Constitution Hall

Discovery Theater

Dulles EXPO and Conference Center

Fords Theatre

Kennedy Center

Lisner Auditorium

MCI Center (Concerts / Special Events)

Meriwether Post Pavilion

Nissan Pavilion

Patriot Center

Shakespeare Theatre

Smithsonian

State Theater

Strathmore

Studio Theatre

Warner Theatre

Washington Convention Center

Washington National Cathedral
(hosts the Cathedral Choral Society)

The Washington Opera

Wolf Trap

Focus Music lists local folk music events.

Music-Cal Concerts' listings