Contact Information Welcome > Departments > Superintendent of Schools > Contact Information Navajo County Schools Office Hours: Monday - Friday 8:00am - 12:00pm 1:00pm - 5:00pm P.O. Box 668 100 East Code Talkers Drive Holbrook, AZ 86025 Phone: (928) 524-4204 Fax: (928) 524-4209 Contact Form Contact Navajo County Schools