Humboldt Unified School District 12150 E Turquoise Cir Dewey, AZ 86327 Phone : (928) 759-4000 Business Category Schools Schools-Public Humboldt School District 8766 E State Route 69 Prescott Valley, AZ 86314 Phone : (928) 759-4000 Humboldt School District Business Category Schools Services           Elementary School, High School, Kindergarten