Incorporated Association of Organists	Royal College of Organists
Exeter Cathedral	RSCM Devon Area
Guild of Church Musicians	Music for Church Worship
Music and Worship Foundation	National Association of Choirs
Christian Copyright Licensing International	ISCA Voices
Friends of Cathedral Music	Organ Recitals
Royal School of Church Music	St Giles International Organ School
RSCM Shop	Oundle for Organists
RSCM planning music for a wedding	Church of England Online Wedding Planner
Encyclopedia of Organ Stops	Musicroom (Boosey & Hawkes)
Organist Publications	Organists Online
Bristol and District Organists' Association	Dorset Association of Organists
Plymouth and District Organists' Association	Somerset Organists' and Choirmasters' Association
South East Wales Organists' Association	Torbay & District Organists' Association
The Lyme Regis Organ School	Organ Live
Hymnary (a comprehensive index of hymns and hymnals)