* Kingdom: Animalia (Animals)

* Phylum: Chordata (Animals with a notochord, a flexible rod that supports the body)

* Class: Mammalia (Animals that have mammary glands and hair)

* Order: Carnivora (Meat-eating mammals)

* Family: Canidae (Dogs, wolves, foxes, etc.)

* Genus: *Canis*

* Species: *Canis lupus familiaris* (Domestic dog)

So, the Phylum for dogs is Chordata.