Dad's Garage Theatre Co.  Home of TheatreSports, an improvisational group in Atlanta, Georgia.

Dallas Summer Musicals

Dallas Theater Center

Darkhorse Theater

Davis Musical Theatre Company

Dayton Playhouse, Inc.

Dayton Theatre Guild

Dean Lesher Regional Center for the Arts

Defiant Theatre

Delaware Theatre Company  Wilmington, DE.

Dell'Arte Players Company  A touring ensemble dedicated to physical theatre, headquartered in Blue Lake, California.

Denton Community Theatre

Denver Center Theatre  Recipient of the 1998 Tony Award® for Outstanding Regional Theatre, it's DCTC is the largest resident, professional theatre company between Chicago and the West Coast.Denver.

Deptford Players, The

Detroit Repertory Theatre  Predominately black theatre company presents many new plays and incorporates nontraditional in existing works.  I couldn't find a web site.  Their address in here. 

Diamond Head Theatre  Hawaii's oldest performing arts center has been in Honolulu at the foot of Diamond Head for 85 years.

Directors' Salon

Dixon Place

Dobama's Night Kitchen

Dolphinback Theatre

Double Edge Drama

Double Edge Theatre  Theatre company in Ashfield, Massachusetts.  I couldn't find a web site.

Downright Canadian Theatre Company

Downtown Playhouse

Downtown Theatre Classics

Drama Dept, Inc.

Drama Group, The.

DramaLab

Dublin University Players

Dutch Apple Dinner Theatre