The Organ Music Society of Sydney
- Information about pipe organ events and concerts happening in Sydney, how to obtain membership, who is on the committee, pipe organ links, and contents of the "Sydney Organ Journal". Incorporates the Sydney Chapter of the AGO.
- http://www.sydneyorgan.com/

Royal Canadian College of Organists
- Information about membership, regional centres, positions available and publications.
- http://www.rcco.ca/

Halifax and District Organists' Association
- An organists' fellowship affiliated to the Incorporated Association of Organists. Calendar of events and recitals, mission, membership, officers, archives.
- http://www.hdoa.org.uk/

The Ulster Society of Organists and Choirmasters
- Details of this society (the only one in Ireland) with past and current events.
- http://dnausers.d-n-a.net/dnetzMNU/usoc/

Royal College of Organists
- British society; "promotes the art of organ playing and choir training, and improves and advances music education by means of lectures, recitals, masterclasses and meetings open to the public."
- http://www.rco.org.uk/

The Amateur Organists' Page
- Activities of the Dereham (UK) Amateur Organists' Club, together with undocumented information on Yamaha EL Electones, rhythm pattern and sequence downloads.
- http://www.scorpio.care4free.net/