Lyric Opera of Chicago was created in 1929.
Chicago Opera Association was created in 1915.
Chicago Civic Opera was created in 1922.
Chicago Opera Company was created in 1940.
Chicago Opera Theater was created in 1974.
Lithuanian Opera Company of Chicago was created in 1956.
Chicago Grand Opera Company was created in 1910.
Chicago City Opera Company was created in 1935.
At the Opera House was created in 1958.
IOOF Opera House was created in 1893.
Opera house of the year was created in 1994.
Millett Opera House was created in 1878.