Opera Related Sites:

Opera Glass (Lyle Neff): Opera Libretti, Vocal Texts, opera synopses, performance histories, discographies
Opera of America (Christopher Hapka): American opera composers and their works
Operabase Information on opera festivals throughout the world, news and reviews on international productions, performers, and conductors
Vox Neapolis: Libretti (Marta Columbro)  
Opera Resource (Anne Lawson): A resource on the web for all things opera related, including the best in opera albums, books, prints, sheet music, tickets, links and information regarding opera companies, opera houses, operas & composers and operas generally. If its related to opera, you'll find it here.
OperaStuff Links to opera related sites and products
Operas Index a variety of information of interest to opera goers and/or professionals in the opera world Bob Frone's Opera Page current performances, links to company sites and fan pages, opera info with concentration on French Opera
Operissimo Information on operas, composers, performers, and opera houses
Great Russian Voices (Victor Han): concentration on Russian Opera
Opera Schedule Server List and links to Opera Companies on the web
Operas Online miscellaneous opera information featuring monthly specials
Glass Pages Opera Music Operas by Phillip Glass
FASOLT (For All Serious Opera Lovers Today) database of operatic recordings, information on out of print materials, opera forums and more
The Opera Lady Website Webpage for The Opera Show, 10 AM - 12 noon, every Saturday on WTUL, New Orleans.
Opera Web synopses, background information, discographies, amusements
Opera World information on opera workshops, conferences, and other educational opportunities as well as other general opera information
Eduardo Almagro's Kareol: synopses discographies, libretti and translations (español)
Operaworks: synopses, libretti and English translations
The Opera Archive (Prof. Clive Brown, Bretton Hall): critical editions and recordings rare works

Opera Companies:

Metropolitan Opera
Opera Pacific
Long Beach Opera
Los Angeles Opera
San Diego Opera
Cincinati Opera
Central City Opera

Opera Singer and Student Resources:

The Aria DatabaseO Information about opera and operatic arias, includes translations for many arias and aria texts; useful for both singers and opera fans alike
Op (Christopher Hapka): American opera composers and their works
Castel Opera Arts (Nico and Carol Castel) libretti series with diction guides and information about workshops
The Cat's Pajamas (Singer's competitions information and other singer's resources)

Opera and Music Themed Sites (Just for fun):

The Singing Kettle Music themed virtual tearoom with gourmet loose leaf teas named after songs, opera characters, and opera composers.

Click below to visit the CSULB Music  Department: