The American Organist Magazine (TAO), published monthly by the AGO, is the most widely read journal devoted to organ and choral music in the world. It is the official journal of the American Guild of Organists, the Royal Canadian College of Organists, and the Associated Pipe Organ Builders of America.
The American Guild of Organists is the national professional association serving the organ and choral music fields.
Early Music Network: Early Music Network Inc. is a non-profit organization whose goal is to promote, revive and support historical performance practice.
Het Orgel: An internet magazine about organ music and organ building with hundreds of links to organ-related websites.
International Music Score Library (http://imslp.org): A library of sheet music in the public domain, including some organ music, based in the Netherlands.
Organ Historical Society: An international organization that promotes interest in American organ building through the collection, preservation, and publication of historical information, and via recordings and public concerts.
PIPORG-L is an electronic mailing list for discussion of musical, technical and historical aspects of organs of all kinds—classical, theater, electronic, reed, tracker, electropneumatic, etc. Organ specifications, recitals (past and future), recordings, jobs (wanted and available), restoration hints, news of progress in restoration projects are among the topics of interest.
PipeDreams: Website for the American Public Media radio program PipeDreams.
The Hymn Society: A North American organization dedicated to the study of hymnody as well as the cultivation of vital congregational singing through publications, conferences, hymn searches, workshops, and resource distribution.