National Spanish Horse Association, Inc.
- Non-profit New Zealand organisation for Spanish and Baroque horse breeds. Includes articles, events, sales, stud book and membership forms, and events.
- http://www.spanishhorses.co.nz/

American Sulphur Horse Association
- To preserve, promote, protect, and educate people about the breed. Includes history, breed standard, registration, inspection, classified advertisements, and photos.
- http://www.americanspanishsulphur.org/

Iberian Warmblood Registry of America, Inc.
- Registry for horses carrying a minimum of half Andalusian and/or Lusitano blood. Includes breed history, photos, conformation ideals, breeder directories, and articles.
- http://www.iberianwarmblood.com/

North American Baroque Horse Association
- Registry dedicated to the preservation of the truly Baroque horse. Includes breed standards, and information on the registry.
- http://www.nabha.50megs.com/nabha.html