The 2023 American Racehorse Stallion Register features top Thoroughbred stallions standing in Texas, Oklahoma, Arkansas and Indiana. This issue also features the Thoroughbred Racing Association of Oklahoma (TRAO) Trainer Directory, which provides new and current racehorse owners with contact information for trainers who are TRAO members. For more information, including free hypomating for all advertised stallions, go to www.americanracehorse.com.
