- Atlanta Opera
- Coral Ridge Concert Series
- Des Moines Metro Opera Inc
- Indiana Opera Theatre
- Island Opera Theatre
- Kentucky Opera
- Lyric Opera Of Miami
- Marine Grand Opera
- Mcpherson Opera House
- Omnia Opera Society
- Opera Illinois
- Opera Illinois
- Opera Theatre
- Palm Beach Opera
- Patterson Community Club Inc
- Pensacola Opera Co
- Sarasota Opera Assn Inc
- Shreveport Opera
- South Florida Opera Co
- Story Theatre Grand Opera Hse
- Wichita Grand Opera
