Information About Mastiffs

American Kennel Club

American Society for the Prevention of Cruelty to Animals (ASPCA)

Animal Poison Control Center (APCC)

Canine Eye Registry Foundation (CERF)

Canine Health Information Center (CHIC)

Orthopedic Foundation for Animals (OFA)

OptiGen for the Genetic Advantage

Copper’s Mastiffs

Warrenton, VA (48 miles West of Washington, DC)

Castle Mount Mastiffs

Clinton, PA (44 miles West of Pittsburg)

Celestial Mastiffs

Lehighton, PA (77 miles North of Philadelphia)

Mastiff Club of America, Inc. (MCOC)

Mastiffs: Loyal, Obedient, and Affectionate