New York City listing of avant-garde, experimental jazz, and new music events.

A directory of free music by Bad Music Revolution and related experimental music artists.

Information and materials relating to the history and current practice of electronic music. This organization also hosts an experimental music calendar.

A non-profit organization founded in 1986 for the production and promotion of innovative approaches to the sonic arts.

A Chicago-based nonprofit organization that presents experimental music and intermedia events. With current schedule, past events archive and mailing list.

Mailing list that discusses mechanical musical instruments. Of interest to experimental music fans are the threads on Conlon Nancarrow and others.

Organization dedicated to electro-acoustic music. They maintain a database of performance, grant, and teaching opportunities for electro-acoustic artists.

A freeform collective of Seattle-area rule bending musicians and sound manipulators. With performance calendar, pictures, member profiles, and links.

Website and email list for announcements of experimental music, free improvisation and sound art events in the Toronto area.

Long Island experimental music collective site, maintained by Droog.