Dog Training & Behavior Consulting. 828-644-9148 Focusing on keeping dogs in their Forever Homes, Cold Nose College is a full-service dog training and dog walking business with a 3,500-sq. ft., climate-controlled training facility in Murphy, NC. Our services include dog training, puppy manners & socialization, and a range of dog training classes. We also offer door-to-door dog walking services, weekend workshops for all dog lovers, professional instructor education for dog trainers, and dog walking certifications.