Estes Park Housing Authority 363 East Elkhorn Avenue, Suite 101 (main floor of the US Bank Building in Downtown Estes Park) Mailing Address: PO Box 1200,Estes Park, CO 80517 Ph: 970-591-2535 Fax: 970-591-2538 TTY: 1-800-659-2656 or 7-1-1 Staff Directory