| Arden Playhouse | Arden Playhouse | United States, Dallas | 1954-10-16 | 1954-10-20 | 1954 | 1 | |
| Arden Theatre, Arcadia Stage | Arden Theatre, Arcadia Stage | United States, Philadelphia, North 2nd Street | 1998-01-22 | 2018-03-04 | 1998–2018 | 2 | |
| Ardhowen Theatre | Ardhowen Theatre | Northern Ireland, Enniskillen, 97 Dublin Road | 2007-03-10 | -- | 2007–2011 | 2 | |
| Aremark skole | Aremark skole | Norway, Aremark, Aremark | 2005-11-22 | -- | 2005 | 1 | |
| Arena Borghesi | Arena Borghesi | Italy, Faenza, Viale Stradone 2 | 1900-07-06 | 1900-07-06 | 1900 | 2 | |
| Arena del Sole | Arena del Sole | Italy, Bologna, Via dell'Indipendenza, 43-47 | 1929-02-27 | 2011-11-13 | 1929–2011 | 2 | |
| Arena Garibaldi | Arena Garibaldi | Italy, Genova | 1903-08-14 | -- | 1903 | 1 | |
| Arena Nazionale | Arena Nazionale | Italy, Florence | 1892-05-18 | 1894-06-15 | 1892–1898 | 9 | |
| Arena Peloro | Arena Peloro | Italy, Messina | 1893-07-07 | -- | 1893 | 1 | |
| Arena Stage | Arena Stage | United States, Washington D.C., 1101 6th Street Southwest | 1990-03-02 | 1995-03-19 | 1990–1995 | 2 | |
| Arena Stage, Pasadena Playhouse | Arena Stage, Pasadena Playhouse | United States, Pasadena | 1963-03-21 | -- | 1963 | 1 | |
| Arena Theatre | Arena Theatre | United States, Fullerton, 800 N State College Blvd, California State University | 1997-10-11 | 2002-03-24 | 1997–2002 | 2 | |
| Arena Theatre at the University of Oregon | Arena Theatre at the University of Oregon | United States, Eugene, University of Oregon | 1998-03-04 | 1998-03-14 | 1998 | 1 | |
| Arena Theatre, Moravian College | Arena Theatre, Moravian College | United States, Bethlehem, 1200 Main St | 2005-10-20 | 2020-02-14 | 2005–2020 | 2 | |
| Arena Torinese | Arena Torinese | Italy, Torino | 1897-07-25 | -- | 1897 | 2 | |
| Arenan | Arenan | Sweden, Karlstad, Västra Torggatan 26 | 2006-11-06 | -- | 2006 | 1 | |
| Arenbergschouwburg | Arenbergschouwburg | Belgium, Antwerpen, Arenbergstraat 28 | 2008-02-14 | -- | 2008 | 1 | |
| Arendal | Arendal | Norway, Arendal | 1897-03-18 | 1971-10-09 | 1897–1971 | 4 | |
| Arendal Bibliotek | Arendal Bibliotek | Norway, Arendal, Arendal | 2006-03-21 | -- | 2006 | 1 | |
| Arendal domkirke | Arendal domkirke | Norway, Arendal | 2015-08-09 | -- | 2015 | 1 | |
| Arendal Kulturhus (Lille Torungen) | Arendal Kulturhus (Lille Torungen) | Norway, Arendal, Sam Eydes Plass 1 | 2011-09-24 | 2011-09-27 | 2011 | 1 | |
| Arendal Kulturhus (Store Torungen) | Arendal Kulturhus (Store Torungen) | Norway, Arendal, Sam Eydes Plass 1 | 2005-08-11 | 2020-09-02 | 2005–2022 | 13 | |
| Argentina | Argentina | Argentina | 1972-- | -- | 1972–1997 | 4 | |
| Argilla Teatri | Argilla Teatri | Italy, Rome, Via dell'Argilla, 18 | 2005-11-23 | 2005-11-27 | 2005 | 1 | |
| Argos Teatro | Argos Teatro | Cuba, Havanna | 2012-11-24 | -- | 2012 | 1 | |
| Argot Studio, Teatro | Teatro Argot Studio | Italy, Rome, Via Natale del Grande 27 | 2017-10-24 | 2017-10-29 | 2017 | 1 | |
| Arison Theatre | Arison Theatre | Israel, Tel Aviv, 7 Saadia Gaon Street | 2009-01-24 | 2009-12-23 | 2009–2010 | 2 | |
| Ariston | Teatro Ariston | Italy, Lecce | 1975-02-06 | -- | 1975 | 1 | |
| Arizona Színház | Arizona Színház | Hungary, Budapest | 1991-11-29 | -- | 1991 | 1 | |
| Ark Theatre Company | Ark Theatre Company | United States, Los Angeles, 2511 Wilshire Blvd | 2008-05-08 | 2008-06-14 | 2008 | 1 | |
| Arkadas Theater | Arkadas Theater | Germany, Köln, Platenstraße 32 | 2006-05-25 | -- | 2006 | 1 | |
| Arlequins do Teatro | Arlequins do Teatro | Brazil, São Paulo | 1988-03-21 | -- | 1988 | 1 | |
| Arles, Théâtre d' | Théâtre d'Arles | France, Arles, 43 Boulevard Georges Clemenceau | 2015-04-16 | 2015-04-17 | 2015 | 1 | |
| Arnim-Gymnasium | Arnim-Gymnasium | Germany, Dormagen, Haberlandstr. 14 | 2002-01-23 | -- | 2002–2006 | 2 | |
| Arnstadt | Arnstadt | Germany | 1967-11-29 | -- | 1967–2010 | 2 | |
| Arosa | Arosa | Switzerland, Arosa | -- | -- | | | |
| Arras, théâtre d' | Théâtre d'Arras | France, Arras, 7 Place du Théâtre | 2012-11-22 | 2012-11-23 | 2012 | 1 | |
| Arrigoni, Teatro | Teatro Arrigoni | Italy, San Vito al Tagliamento, Piazza del Popolo, 13 | 2017-01-19 | -- | 2017 | 1 | |
| Arsenaal | 't Arsenaal | Belgium, Mechelen, Hanswijkstraat 63 | 2007-02-28 | 2007-12-20 | 2007 | 1 | |
| Art Institute | Art Institute | United States, Chicago, South Michigan Avenue | 1890-12-01 | 1890-12-01 | 1890 | 1 | |
| Art Tower Mito Theatre | Art Tower Mito Theatre | Japan, Mito, 6-8 Gokencho | 1993-04-01 | 1993-04-11 | 1993 | 1 | |
| ARTE | ARTE | France, Strasbourg | 2006-04-26 | 2006-04-30 | 2006–2011 | 2 | |
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