The founding registry in the United States, providing comprehensive breed information, a breeders' directory, membership details, and further resources pertaining to the breed.

Leonberger Club of America affiliate, covering the areas of Texas, Oklahoma, Louisiana, New Mexico. Activities, events, and information on breed.

Leonberger Club of America affiliate, featuring pictures, events, and membership information.

Leonberger Club of America affiliate, providing show information and dates, newsletter, entry forms, health issues, links, and member web addresses.

Leonberger Club of America affiliate, covering California from Bakersfield north. Provides event calendar, show results, photos, club contacts, breed, and membership information.

Contains a photo gallery, a forum, show results, breeder list, stud dog list, and club contact information.

New Leonberger club seeking AKC affiliation. Provides information on club background, event results, breeder list, and club contacts.

Organization in Great Britain promoting working events, training, and social activities for Leonberger owners.

Breed history, characteristics, breeder list, and club details. Quebec, Canada.