School in Powderhorn (CO) Find any School in Powderhorn, Colorado. Addresses, phone numbers, working hours and other information. Quick go: All categories of companies Campground Establishment Finance Health Lodging Park Post office Real estate agency School Travel agency Establishment, School Powderhorn School Powderhorn, Powderhorn, CO 81243 Types of companies All categories Campground Establishment Finance Health Lodging Park Post office Real estate agency School Travel agency