Afrocentric Voices in Classical Music  
   Biographies, bibliographies, and other resources regarding African American performers and composers of Classical vocal music
   http://www.afrovoices.com/

The Classical Singer Community  
   Formerly known as The New York Opera Newsletter.
   http://www.classicalsinger.com/

National Association of Singing Teachers  
   International organization, dedicated to encouraging the highest standards of singing through excellence in teaching and the promotion of vocal education and research.
   http://www.nats.org/

Big Ears  
   Java-Based ear training
   http://www.ossmann.com/bigears

Vocal Reduction  
   Reduces the lead vocals from CD recordings for "vocal elimination". Creates custom karaoke recording.
   http://www.vocalreduction.com/

Ernie Halter - "Real Life Show Biz"  
   Contains a few singing tips.
   http://www.erniehalter.com

Hoarseness Prevention & Treatment Tips  
   Ear, nose, and throat doctor's recommendations for hoarseness prevention and treatment.
   http://www.entassociates.com/hoarseness.htm

The Singer's Page  
   Provides helpful resources, information, and tips for the singer. Information on the voice mechanism, relaxation, posture, breath, practicing tips, vocal health, and links to helpful resources.
   http://www.geocities.com/misha345/index.html

Repertoire Online  
   A resource for free classical vocal music and digital music files for musicians, singers, teachers, students, schools, universities, historians and music enthusiasts to download and enjoy.
   http://repertoireonline.com/

Dwayne's Singing Page  
   Singing tips, books on singing, vibrato, and how to sing, as well as vocal technique.
   http://notsosynonymous.tripod.com/sing.html

Singing: The New Grove  
   An examination of the history of singing.
   http://www.geocities.com/Vienna/Strasse/2200/

Singing Voice  
   Detailed information, history and links about the human voice, opera and the art of singing.
   http://worldzone.net/music/singingvoice/

Singers UK  
   Online community of singers based primarily in the U.K. They wish to provide exposure for professional singers through information exchange.
   http://www.singers-uk.org/

Invisible World  
   Australian site which offers a voice appraisal service at circa AUS$90
   http://www.invisibleworld.com.au/pages/voiceappraisal.htm

The Diction Domain  
   Provides information about language diction for singing.
   http://www.scaredofthat.com/dictiondomain/

Cathrine Sadolin Vocal Technique  
   Experienced Danish classical singer with Complete Vocal Technique, book & CD for sale.
   http://www.sadolin.net/

Vocal Posters  
   A business devoted to creating teaching aids for voice teachers.
   http://www.vocalposters.com/

Vocalist International  
   Mailing list and free resource for singers and voice teachers with printable sheet music for piano and voice, perfect pitch and self hypnosis for musicians.
   http://www.vocalist.org/

Vocalist.org.uk  
   For singers of all standards, with lots of useful information, free online singing tips, articles and advice for getting into the music industry.
   http://www.vocalist.org.uk/

World Around Songs  
   Pocket sized and larger songbooks with folk songs from America and around the world. Also custom songbooks for Girl Scouts, 4-h, Schools, Camps, Church groups, etc.
   http://worldaroundsongs.com

SingersHealth  
   An online resource for singers and voice teachers seeking information on vocal health and wellness.
   http://www.singershealth.com/

Vocal Resource, The  
   A cross referenced guide to various vocal FAQs or vocal categories featuring biographies, photos and opera role suggestions.
   http://www.ups.edu/faculty/mdelos/Vocal.htm

Singing Hypnotherapy  
   Vocal training CD with hypnotherapy, posture and breathing exercises.
   http://www.singingtuition.co.uk/

Riffstar  
   USA rock music contest site for singing, bands,poetry, etc.
   http://www.riffstar.com/

MusicalSingers.com  
   Vocal training and technique, audition advice from directors and much more.
   http://www.musicalsingers.com/

Vocal Splendor  
   Articles, Resources, Repertoire and more for the voice teacher and/or student.
   http://www.vocalsplendor.com/