PetSmart is a behemoth in the specialty pet retailer market. With more than 928 locations in the United States and Canada, including 10 stores in the Charlotte region, PetSmart has everything for your pet and pet-related needs, including food, toys, training, grooming, boarding and adoption services. And they don’t just cater to dog and cat owners. They also have goodies and supplies for birds, fish and reptiles. Various locations.