US national, for-profit trade association for professional mobile and night club DJs and KJs. Membership and consumer information as well as disc jockey listings. Located in Arizona.

Not for profit trade association for disc jockeys across Canada. News, trade shows, and membership information for DJs. Advice and directory listings for consumers.

Trade association meeting the needs of professional mobile and nightclub DJs and KJs. Assists party planners and brides. List of benefits, application, and DJ listings. Located in Pennsylvania.