- American Composers Forum - Founded to join communities with composers and performers, encouraging making and playing new music. Includes history, news, datebook, membership information, and links.
- Cleveland Composers Guild - A self-help organization for composers living in Northeast Ohio. Includes event calendar, member list, and contact details.
- Continental Harmony - United States-wide commissioning program. Includes resources, archives, biographies, project lists, and links to related materials and projects.
- Fellowship of Australian Composers - Open to those having their works broadcast or recorded, or who are approved by a representative panel of composers. Includes committee, members, news, contacts, projects, and links.
- National Association of Composers, USA (NACUSA) - Second oldest composers' organization in the United States.
- The Koussevitzky Music Foundations - Includes information and applications for grants for commissioned works, news, guidelines, previous grants, and contacts.
- Wisconsin Alliance for Composers - Promotes music by composers with a Wisconsin connection. Includes music calendar, composer opportunities, group information and history.
