Opernhäuser und Orchester

The Atlanta Opera

Boston Lyric Opera

Current Opera E-zine

The Dallas Opera

Ente Lirico Arena di Verona

English National Opera at the London Coliseum

Finnish National Opera

Folkoperan in Stockholm

Hamburgische Staatsoper Online

Houston Grand Opera

The Huntsville Opera Theater

Junge Oper Lübeck

Kölner Oper

Los Angeles Opera

Lyric Opera of Chicago

Lyric Opera of Kansas City

Den Norske Opera (Norwegen)

La Scala

Le Nozze di Figaro

New York City Opera

Norrlandsoperan

Oper der Bundesstadt Bonn

Opera America

Opera Colorado

Opera Delaware

Opera Glass, Informationen rund um die Oper

Opera Memphis

The Opera Schedule Server

Opera Theatre of Saint Louis

The OPERA-L Home Page in France

Operanetta (die erste Online-Oper)

Opera Stories & Background

Pacific Opera Victoria

Portland Opera

Public Domain Opera Libretti and Other Vocal Texts

Recorded Opera Basic Dictionary

The Royal Opera House, Covent Garden

The Royal Swedish Opera House

Salzburger Festspiele

San Diego Opera

San Fransisco Opera

Santa Fe Opera

Sarasota Opera

Savonlinna Opera Festival

Teatro di San Carlo

Teatro Alla Scala - Milano

Townsend Opera Players

ULURU, the CyberOpera

Verdi Opera

The Washington Opera

Welsh National Opera

West Bay Opera

Wiener Staatsoper - Wiener Volksoper

World Wide Arts Resources - Opera