- Amateur Athletic Union - A US based organization dedicated to the promotion and development of amateur sports. Event calendar, associations listings, insurance information, and contact information.
- Armed Forces SportsLink - The official Department of Defense sports site tracking all listed military sports tournaments and events.
- Athletes CAN - The organization of Canadian national team athletes.
- Athletes For Education Foundation - A non-profit organization of present and former professional athletes, entertainers, business leaders to serve as positive role models. Contains past and upcoming events, purchases, special programs, and celebrity profiles.
- Canadian Centre for Ethics in Sport - Promotes drug-free sport, equity, fair play, safety and non-violence. English and French versions.
- Christian Sports International - Promotes family and Christian values through sporting events and through associations with sports celebrities.
- Citizenship Through Sports Alliance - Organization promotes ethical conduct in athletics; features news, membership information, organizational tools, and contact information.
- General Association of International Sports Federations - Groups international sports federations and various other associations to co-ordinate world-wide sporting. Calendar, publications, member services, news and events.
- Hampton Roads African American Sports Hall of Fame - Norfolk, VA organization that pays tributes to athletes or sports contributors that have made an impact in the Hampton Roads area.
- Institute for International Sport - Promotes international relations through athletics and sporting events.
- International MasterAthlete Federation - Organizes events for 30+ year-old athletes.
- Lancaster Castle Sports and Social Club - Lancaster-based recreational club offering cricket, football(soccer), rugby, and badminton.
- National Sports Foundation - Preserves the nation's sports heritage, records, exhibits, educates and recognizes significant American sporting events, sports journalism, sport art and exceptional athletic achievements by Americans.
- North American Sports Federation - Sanctioning body of multiple amateur sports, including softball, volleyball, tennis, golf, frisbee, soccer, basketball, baseball, flag/touch football, and bodybuilding. Also offers insurance for teams, officials, sports camps and field owners.
- Positive Coaching Alliance - Information on awards, location, partnership programs, description of the organization, upcoming events, news items and membership details.
- Sports Field Managers Association (SFMA) of New Jersey - New Jersey chapter of SFMA. Offering membership information, newsletter, and sponsorship information.
- Team Clydesdale - An organization sponsoring road running, triathlons and biking for large weight-class athletes. Upcoming events, news items, past results and event summaries.
- Team Xtreme Fitness - A management and promotional company located in Texas. Multiple sports include fitness, indoor, outdoor, team and individual.
- Tri-Sports Promotions headquarters - Organization of individual athletes offering a forum, chat board, and training support.
- United States Specialty Sports Association - The USSSA sanctions, creates, and promotes a variety of sports including softball, baseball, and basketball. Official site.