| Aula Cultural de la Caja Insular de Ahorros | Aula Cultural de la Caja Insular de Ahorros | Spain, Palmas de Gran Canaria | 1982-02-18 | -- | 1982 | 1 | |
| Aula Brandenburger Straße | Aula Brandenburger Straße | Germany, Wittmund, Kurt-Schwitters-Platz 1 | 2010-04-15 | -- | 2010 | 1 | |
| Auklandshamn | Auklandshamn | Norway, Sveio | 2005-08-27 | -- | 2005 | 1 | |
| Augustinum Heidelberg | Augustinum Heidelberg | Germany, Heidelberg, Jaspersstraße 2 | 2007-02-02 | -- | 2007 | 1 | |
| Augustana Theatre | Augustana Theatre | Canada, Camrose, 4901 46 Ave | 2007-03-15 | 2011-11-26 | 2007–2011 | 2 | |
| Auditorium, Khulna Press Club | Auditorium, Khulna Press Club | Bangladesh, Khulna, Sir Iqbal Rd | 2006-05-07 | -- | 2006 | 1 | |
| Auditorium Theatre, Baylor University | Auditorium Theatre, Baylor University | United States of America, Waco, 1 Bear Place | 1928-03-24 | -- | 1928 | 1 | |
| Auditorium Santa Ana | Auditorium Santa Ana | Colombia | 2024-04-15 | 2024-04-15 | 2024 | 1 | |
| Auditorium Mainstage Theatre at Glendale Community College | Auditorium Mainstage Theatre at Glendale Community College | United States of America, Glendale, 1500 N Verdugo Rd | 2012-11-08 | 2012-11-18 | 2012 | 1 | |
| Auditorium Fausto Melotti | Auditorium Fausto Melotti | Italy, Rovereto, Corso Angelo Bettini 43 | 2011-11-15 | -- | 2011 | 1 | |
| Auditorium F. Olivieri del Conservatorio Cantelli | Auditorium F. Olivieri del Conservatorio Cantelli | Italy, Novara, Via Collegio Gallarini, 1 - 28100 | 2013-06-01 | -- | 2013 | 1 | |
| Auditorium Enzo Ferrari | Auditorium Enzo Ferrari | Italy, Maranello, Via Nazionale, 78, 41053 | 2019-04-10 | -- | 2019 | 1 | |
| Auditorium Concordia di San Vito al Tagliamento | Auditorium Concordia di San Vito al Tagliamento | Italy, San Vito al Tagliamento, Piazzale Zotti, 1 | 2008-02-24 | -- | 2008 | 1 | |
| Auditorium Concordia | Auditorium Concordia | Italy, Pordenone, Via Interna, 2, 33170 | 1994-03-15 | 1994-03-16 | 1994 | 1 | |
| Auditorium Comunale Padre A.Zucchi | Auditorium Comunale Padre A.Zucchi | Italy, Cermenate, Via G. B. Grassi, 27, 22072 | 2024-01-28 | -- | 2024 | 1 | |
| Auditorium Comunale | Auditorium Comunale | Italy, Calvenzano, Largo XXV Aprile, 24040 | 2023-10-13 | -- | 2023 | 1 | |
| Auditorium Christian Temple | Auditorium Christian Temple | United States of America, Muskogee | 1913-03-17 | 1913-03-17 | 1913 | 1 | |
| Auditorium | Auditorium | United States of America, Spokane | 1910-08-07 | 1910-08-07 | 1910 | 1 | |
| Auditorium | Auditorium | United States of America, Asheville | 1903-10-07 | 1904-10-29 | 1903–1904 | 2 | |
| Auditorium | Auditorium | United States of America, Des Moines | 1906-12-10 | 1906-12-10 | 1906 | 1 | |
| Auditorium | Auditorium | United States of America, Minneapolis | 1908-05-30 | 1908-05-30 | 1908 | 1 | |
| Auditorio y Palacio de Congresos El Batel | Auditorio y Palacio de Congresos El Batel | Spain, Cartagena | 2024-11-07 | 2024-11-07 | 2024 | 1 | |
| Auditorio Víctor Jara | Auditorio Víctor Jara | Spain, Madrid, Plaza de la Constitución 1. Arganda del Rey | 2006-01-21 | 2006-01-21 | 2006 | 1 | |
| Auditorio Pio | Auditorio Pio | Italy, Roma, Via della Conciliazione, 4, 00193 | 1979-01-27 | 1979-01-29 | 1979 | 1 | |
| Auditorio Pilar Bardem | Auditorio Pilar Bardem | Spain, Rivas Vacíamadrid, Calle de la Fundición, 0 S N, | 2017-03-05 | -- | 2017 | 1 | |
| Auditório Municipal Lourdes Norberto | Auditório Municipal Lourdes Norberto | Portugal, Linda-a-Velha, Lisbon | 1998-01-08 | 1998-10-23 | 1998 | 1 | |
| Auditório Municipal Eunice Muñoz | Auditório Municipal Eunice Muñoz | Portugal, Oeiras, Rua Mestre de Aviz | 2009-10-03 | 2009-12-20 | 2009 | 1 | |
| Auditório Municipal de Vila Nova de Gaia | Auditório Municipal de Vila Nova de Gaia | Portugal, Vila Nova de Gaia,, R. Álvares Cabral | 2007-05-12 | 2007-06-03 | 2007 | 1 | |
| Auditorio Municipal de Tarragona | Auditorio Municipal de Tarragona | Spain, Tarragona | 1975-07-23 | -- | 1975 | 1 | |
| Auditorio Municipal de La Pintana | Auditorio Municipal de La Pintana | Chile, La Pintana | 2011-11- | -- | 2011 | 1 | |
| Auditorio Municipal de Colmenar Viejo | Auditorio Municipal de Colmenar Viejo | Spain, Colmenar Viejo (Madrid), Calle del Molino de Viento | 2019-06-01 | 2019-06-02 | 2019 | 1 | |
| Auditorio Municipal de Caudete | Auditorio Municipal de Caudete | Spain, Caudete, Las Eras, 33 | 2005-11-06 | 2005-11-06 | 2005 | 1 | |
| Auditorio Municipal de Cangas | Auditorio Municipal de Cangas | Spain, Cangas, Pontevedra, Avenida de Lugo, 27A | 2014-12-14 | -- | 2014 | 1 | |
| Auditorio Municipal de Benicarló | Auditorio Municipal de Benicarló | Spain, Benicarló, Ferreres Bretó, 10 | 2005-04-22 | 2005-04-22 | 2005 | 1 | |
| Auditorio Municipal de Albacete | Auditorio Municipal de Albacete | Spain, Albacete, Plaza de la Catedral, s/n | 2005-11-05 | 2005-11-05 | 2005 | 1 | |
| Auditorio Municipal | Auditorio Municipal | Spain, Riba-roja del Túria | 2010-03-06 | -- | 2010 | 1 | |
| Auditorio Medina del Campo | Auditorio Medina del Campo | Spain, Medina del Campo,, Plaza Segovia, s/n | 2016-09-24 | -- | 2016 | 1 | |
| Auditório do Instituto Caetano de Campos | Auditório do Instituto Caetano de Campos | Brazil, São Paulo | 1948-06-04 | -- | 1948 | 1 | |
| Auditorio de Cabezo de Torres | Auditorio de Cabezo de Torres | Spain, Murcia, Calle de Francisco Rabal | 2010-05-07 | -- | 2010 | 1 | |
| Auditório Cláudio de Souza | Auditório Cláudio de Souza | Brazil, Andar, Praia do Flamengo, 172 - 11º | 1956-07-23 | -- | 1956 | 1 | |
| Auditorio Ciudad de León | Auditorio Ciudad de León | Spain, León, Avenida de los Reyes Leoneses, 4 | 2010-05-19 | -- | 2010 | 1 | |
| Auditorio Belarmino García | Auditorio Belarmino García | Spain, Pola de Siero, Calle Alcalde Parrondo, 1 | 2014-07-11 | -- | 2014 | 1 | |
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