USNMC - United States Neapolitan Mastiff Club -
Official Breed Parent Club to AKC

NMCNA - Neapolitan Mastiff Club of North America-
North American Mastino Club

ATIMANA - Associazione Tecnica Internazionale Mastino Napoletano -
International Organization for the Neapolitan Mastiff

SAMN - Societa Amatori del Mastino Napoletano -
Official Breed Parent Club to ENCI

CNNMC - Canadian National Neapolitan Mastiff Club -
Canadian Breed Club

SMMN - Sociedad Mexicana del Mastin Napolitano -
Offcial Recognized Club to FCM

CMMN - Club Mexicano del Mastin Napolitano A.C. -
Official Recognized Club to FCM

SOMAN - Sociedade do Mastino Napoletano Brazil -
Breed Club of Brazil

APEMANA - Asociacion Peruana del Mastino Napolitano -
Breedo Club of Peru

Le CMN - Le Club du Mātin Napolitain -
Breed Club of France

NSW - Mastino Napoletano Club of NSW -
Australia/NZ Breed Club

NMC - Neapolitan Mastiff Club U.K.-
Official Recognized Club to U.K. Kennel Club

MNCN - Mastino Napoletano Club Nederland-
Nederland/Dutch Breed Club