| Breed | Past Assignments | Future Assignments |
| Best in Show | | |
| Hound | | |
| Afghan Hounds | | |
| American Foxhounds | | |
| Basenjis | | |
| Basset Hounds | | |
| Beagles | | |
| Beagles, Not Exceeding 13 In. | | |
| Beagles, Over 13 In. But Not Exceeding 15 In. | | |
| Black and Tan Coonhounds | | |
| Bloodhounds | | |
| Borzois | | |
| Dachshunds | | |
| Dachshunds (Longhaired) | | |
| Dachshunds (Smooth) | | |
| Dachshunds (Wirehaired) | | |
| English Foxhounds | | |
| Greyhounds | | |
| Harriers | | |
| Ibizan Hounds | | |
| Irish Wolfhounds | | |
| Norwegian Elkhounds | | |
| Otterhounds | | |
| Petits Bassets Griffons Vendeens | | |
| Pharaoh Hounds | | |
| Rhodesian Ridgebacks | | |
| Salukis | | |
| Scottish Deerhounds | | |
| Whippets | | |
| Working | | |
| Akitas | | |
| Alaskan Malamutes | | |
| Anatolian Shepherd Dogs | | |
| Bernese Mountain Dogs | | |
| Black Russian Terriers | | |
| Boxers | | |
| Bullmastiffs | | |
| Cane Corsos | | |
| Doberman Pinschers | | |
| Dogue de Bordeaux | | |
| Giant Schnauzers | | |
| Great Danes | | |
| Great Pyrenees | | |
| Greater Swiss Mountain Dogs | | |
| Komondorok | | |
| Kuvaszok | | |
| Leonbergers | | |
| Mastiffs | | |
| Neapolitan Mastiffs | | |
| Newfoundlands | | |
| Portuguese Water Dogs | | |
| Rottweilers | | |
| St Bernards | | |
| Samoyeds | | |
| Siberian Huskies | | |
| Standard Schnauzers | | |
| Tibetan Mastiffs | | |
| Miniature Schnauzers | | |
| Affenpinschers | | |
| Brussels Griffons | | |
| Cavalier King Charles Spaniels | | |
| Chihuahuas | | |
| Chihuahuas (Long Coat) | | |
| Chihuahuas (Smooth Coat) | | |
| Chinese Cresteds | | |
| English Toy Spaniels | | |
| English Toy Spaniels (Blenheim & Prince Charles) | | |
| English Toy Spaniels (King Charles & Ruby) | | |
| Havanese | | |
| Italian Greyhounds | | |
| Pomeranians | | |
| American Eskimo Dogs | | |
| Finnish Spitz | | |
| Norwegian Lundehunds | | |
| Herding | | |
| Australian Cattle Dogs | | |
| Australian Shepherds | | |
| Bearded Collies | | |
| Belgian Malinois | | |
| Belgian Sheepdogs | | |
| Belgian Tervuren | | |
| Border Collies | | |
| Bouviers des Flandres | | |
| Briards | | |
| Canaan Dogs | | |
| Cardigan Welsh Corgis | | |
| Collies | | |
| Collies (Rough) | | |
| Collies (Smooth) | | |
| Entlebucher Mountain Dogs | | |
| Finnish Lapphunds | | |
| German Shepherd Dogs | | |
| Icelandic Sheepdogs | | |
| Norwegian Buhunds | | |
| Old English Sheepdogs | | |
| Pembroke Welsh Corgis | | |
| Polish Lowland Sheepdogs | | |
| Pulik | | |
| Pyrenean Shepherds | | |
| Shetland Sheepdogs | Past Assignments | Future Assignments |
| Swedish Vallhunds | | |
| Welsh Corgis (Cardigan) OLD | | |
| Welsh Corgis (Pembroke) OLD | | |
| Miscellaneous Classes | | |