Alabama Breeding Development Fund
- Provides registration and racing opportunities for Alabama bred Thoroughbreds. Contains by-laws, forms, calendar of events, stallion directory, and sales list.
- http://www.albreds.com/

Kentucky Racing Health and Welfare Fund
- A charitable, non-profit organization that helps eligible individuals in the Kentucky thoroughbred racing industry who demonstrate need. Guidelines, newsletter.
- http://www.kyracinghealth.com/

Georgia Thoroughbred Owners and Breeders Association
- Formed in develop, promote and improve the Thoroughbred Industry in Georgia. Site includes GTOBA races, news, events, by-laws, and membership application. Phone or fax only.
- http://www.gtoba.com/

New Mexico Horsebreeder's Association
- For Thoroughbred and Quarter Horse racehorses. Information on stakes races, New Mexico bred races, officers, legislation, registration and forms, magazine, awards category, and contacts.
- http://www.nmhorsebreeders.com/

National Racing Compact
- Formed to establish uniform requirements for the national licensing of participants in live, pari-mutuel horse racing to meet a uniform standard of honesty and integrity. Offers information on the organization, license criteria and application, membership
- http://www.nationallicense.com/

Oregon Thoroughbred Breeders Association
- Non-profit organization committed to serving the interests of Oregon's Thoroughbred breeding and racing industry.
- http://www.thoroughbredinfo.com/showcase/otba.htm

Texas Thoroughbred Association
- America's largest state breed registry for thoroughbreds offering services, publications and programs designed to promote owning, breeding and racing.
- http://www.texasthoroughbred.com/

Washington Thoroughbred Breeders Association
- Provides a variety of services, including annual horse auctions, for those who breed and race Thoroughbred racehorses in and around the state of Washington.
- http://www.washingtonthoroughbred.com/

California Thoroughbred Breeders Association
- Newsletter, breeding information, and guides to the group dedicated to improving the Thoroughbred and racing industry.
- http://www.ctba.com/

National Thoroughbred Racing Association
- Promoting horse racing in the United States. Includes races and results, race tracks, fan information, media coverage and legislation.
- http://www.ntra.com

Kentucky Horsemen's Benevolent and Protective Association
- An organization of Thoroughbred owners and trainers helping fellow owners and trainers in need.
- http://www.kyhbpa.org

Thoroughbred Breeders' Association of NJ
- Promoting the racing industry of New Jersey. Information on races, stallion stakes, news, farm directory, and online forms.
- http://www.njbreds.com/

The Jockey Club - USA
- Since 1894, The Jockey Club in American has been the principle governing body dedicated to the registry of Thoroughbred Stud book, and improvement of Thoroughbred horseracing in the US. Providing statistical information, resources for the breeders and own
- http://www.jockeyclub.com/

Don MacBeth Memorial Jockey Fund
- A non-profit charitable organization that provides financial assistance to injured jockeys and their families. Based in Encino, CA.
- http://www.macbethfund.org