Name_SORTNameAddressFirstDate_SORTLastDate_SORTEvent DatesEventsResources
OperettenhausGermany, Düsseldorf, Jahnstraße19521 
Odeon TheatreUnited States, St. Louis1905–19122 
Oskar-Herbig-HalleGermany, Mellrichstadt, Bahnhofstr. 172004–20112 
OsimoItaly   
Oppdal KulturhusNorway, Oppdal, Inge Krokanns veg 22009–20175 
Ohio State UniversityUnited States, Columbus, 1739 North High Street1981–20012 
Old Red Lion TheatreEngland, London, 418 St John Street20001 
Opera HouseUnited States, San Bernardino1903–19082 
Osnabrücker StadttheaterGermany, Osnabrück, Große Gildewart 71894–19097 
Open Space TheatreUnited States, New York19821 
OrigosenteretNorway, Svinndal, Tyritoppen 1920122 
Ostend-TheaterGermany, Berlin1878–18915 
Oliver TheatreUnited States, Lincoln1903–19082 
Otto-Klenert-SchuleGermany, Bad Friedrichshall, Rathausplatz 720061 
Osnabrücker HofGermany, Osnabrück, Kollegienwall 1418961 
O'Connell TheatreUnited States, Dekalb, Stevens Building, School of Theatre and Dance Northern Illinois University20091 
OlomoucCzech Republic, Olomouc20071 
The Orange Tree TheatreEngland, London, 1 Clarence St, Richmond1991–20123 
Országos KamaraszínházHungary, Mezőtúr1925–19272 
OrpheumGermany, Munich1893–18953 
Opera HouseUnited States, Wyoming, Wyoming   
Operetten Neues Theater, Central TheaterGermany, Leipzig19101 
Osobnyak TheatreRussia, St. Petersburg, Kamennoostrovsky 5520111 
ÖstgötateaternSweden, Norrköping, Slottsgatan 13519971 
Opera Națională BucureștiRomania, Bucharest, Bulevardul Mihail Kogălniceanu 70-7220071 
OhgawaraJapan, Ohgawara20101 
Ontmoetingscentrum AalbekeBelgium, Aalbeke, Aalbekeplaats20011 
OrosházaHungary, Orosháza1890–19266 
OpernhausGermany, Essen19421 
Opera HouseUnited States, Pensacola19031 
Oakland UniversityUnited States, Rochester, 2200 North Squirrel Road19721 
Orkdal SamfunnshusNorway, Fannrem19781 
Overture Center for the Arts, The PlayhouseUnited States, Madison, 201 State St20101 
Ontmoetingscentrum 't WaaigatBelgium, Zwijndrecht, Kerkplein 120031 
Oravais TeaterFinland, Kimo, Oravais, Kyroboas Kvarn19961 
Odder TheaterDenmark, Odder1905–19074 
OSCO - Open Space HannoverGermany, Hannover, Fössestraße 10320191 
OBOS-gården Wesselsgate 15Norway, Oslo, Museumsveien 102006–20082 
Theater der ObergrafschaftGermany, Schüttorf, Hermann-Schlikker-Str. 1-320151 
OerlenbachGermany, Oerlenbach20091 
Opera HouseUnited States, Concord19091 
Opština BečejSerbia, Opština Bečej19031