All orchestras and ensembles by alphabetical order (P)

Pacific Boychoir

Pacific Chorale

Pacific Mozart Ensemble

Pacific MusicWorks

Pacific Opera

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Pacific Symphony
SANTA ANA

Pacific Symphony Youth Orchestra

Paganini Quartet

Palm Beach Opera

Palo Alto Chamber Orchestra

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Pan-African Orchestra

Pan Asia Symphony Orchestra

Pantagruel

Parisii Quartet

Paris Opera Ballet

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Park Avenue Chamber Symphony

Parrenin Quartet

Pasadena Boys Choir

Pasadena Symphony And Pops

Pasdeloup Orchestra

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Pavel Haas Quartet

Penang State Symphony Orchestra And Chorus

Péniche Opéra
QUAI DE LA LOIRE

Peninsula Symphony

Peninsula Women's Chorus

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Pennsylvania Opera Theater

Pensacola Opera

Peoria Symphony Orchestra

Persimfans

Perth Symphony Orchestra

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Petersen Quartet

Pforzheim Chamber Orchestra

Phantasm

Philadelphia Civic Opera Company

Philadelphia Grand Opera Company

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Philadelphia La Scala Opera Company

Philadelphia Lyric Opera Company

Philadelphia Opera Company

Philadelphia Orchestra

Philadelphia Virtuosi Chamber Orchestra

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Philadelphia Youth Orchestra

Philharmonia Baroque Orchestra

Philharmonia Chorus

Philharmonia Hungarica

Philharmonia Of The Nations
HAMBURG

Philharmonia Orchestra

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Philharmonia Quartet

Philharmonia Virtuosi

Philharmonia Zurich
ZÜRICH

Philharmonic Chamber Choir, Estonian

Philharmonic Chamber Orchestra Berlin

Philharmonic Orchestra Of Fenice

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Philharmonie Baden-Baden

Philharmonie Festiva

Philharmonie Südwestfalen

Philharmonischer Chor Berlin
BERLIN

Philharmonischer Chor München
MUNICH

Philharmonisches Oktett Berlin

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Philharmonisches Staatsorchester Mainz

Philip Glass Ensemble

Philip Jones Brass Ensemble

Philippine Philharmonic Orchestra

Philly Pops

Phoenix Chorale

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Phoenix Opera

Phoenix Symphony

Piacevole

Piatti Quartet

Piccolo Teatro Dell'Opera
NEW YORK CITY

Piffaro, The Renaissance Band

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Pinchgut Opera

Pittsburgh Festival Opera

Pittsburgh New Music Ensemble

Pittsburgh Opera
PITTSBURGH

Pittsburgh Symphony Orchestra
PITTSBURGH

Pittsburgh Youth Symphony Orchestra

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Ploiești Philharmonic Orchestra

Plovdiv Philharmonic Orchestra

Pochonbo Electronic Ensemble

Pocket Opera
SAN FRANCISCO

Polish Baltic Philharmonic
GDAŃSK

Polish Chamber Orchestra Camerata-Wroclaw

Polish National Radio Symphony Orchestra

Polish Radio Symphony Orchestra

Polyphony

Pomeranian Philharmonic
BYDGOSZCZ

Pomerium (Early Music Group)

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Portland Chamber Orchestra

Portland Columbia Symphony Orchestra

Portland Gay Men's Chorus

Portland Opera
PORTLAND

Portland Symphony Orchestra

Portland Youth Philharmonic

PORTopera

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Portsmouth Sinfonia

Portuguese Chamber Orchestra

PostClassical Ensemble

Poulenc Trio

Poznań Nightingales

Praga Sinfonietta Orchestra

Prague Chamber Choir

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Prague Philharmonia

Prague Philharmonic Choir

Prague Philharmonic Orchestra

Prague Radio Symphony Orchestra

Prague Symphony Orchestra

Pražák Quartet

Presidential Symphony Orchestra

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Prima Vista Quartet

Prince Edward Island Symphony Orchestra

Princeton Symphony Orchestra

Pro Anima

Pro Arte Chamber Orchestra Of Boston

Pro Arte Quartet

Pro Cantione Antiqua

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ps22 Chorus

Psallentes

Puerto Rico Symphony Orchestra

Purcell Choir

Pygmalion Ensemble