The main white large dog breeds are as follows:
Labrador Retriever: The Labrador Retriever is a lively, friendly, and intelligent dog that is usually used as a guide. Blind dog, police dog, search and rescue dog or family pet. They have short, thick white hair.
Great Pyrenees: The Great Pyrenees is a gentle, friendly, and loyal dog that is usually used as a family pet. They have long, soft white hair that requires regular grooming and cleaning.
Samoyed: The Samoyed is a friendly, enthusiastic, and intelligent dog that is often used as a family pet. They have thick, soft white hair that requires regular grooming and cleaning.