 Jack Russell Terrier Club of America

The Jack Russell Terrier Club of America (JRTCA) is the largest Jack Russell Terrier club and registry in the world, and is the National Breed Club and Registry for the Jack Russell Terrier in the United States.The JRTCA is affiliated with the Jack Russell Terrier United World Federation (JRTUWF), an organization of Jack Russell clubs dedicated to protecting the working Jack Russell Terrier worldwide.