AllStallionsDirectory.com - Directory of stallions at stud throughout the United States and Canada. Offers free advertising to stallion owners.
Horse Breeds - An alphabetical listing, history and breed specifications of many horse breeds from the Oklahoma State University Horse Project.
International Horse Identification Registry - All breeds registry for owners not registered through a breed or color registry, to assist in proof of ownership. Includes history, FAQs, registration forms and pricing. Based in Deming, Washington.
The Stallion Barn - Directory of stallions at stud throughout the United States and Canada. Offers advertising to stallion owners and breeding farms.
Stallion Expo - All breeds resource for stud horses organised by name, number, bloodline, farm or owner.
Stallion Station - A directory of over 100 stallions, classified ads.
Stallions & Studs in the South West - Listing service for stallion owners based in the South West of England. Includes photo advertising by location and instructions for placing ads.
Union Nationale Interprofessionnelle du Cheval - A nonprofit organization designed to help any professional who wishes to purchase a horse in France and to provide information on a specific horse. Contains list of breeds, calendar of events, and information on vocational training.