Crested Butte and Mt. Crested Butte Office: Crested Butte Bank Building - Upstairs 116 6th Street, Suite 202 Crested Butte, CO 81224 Phone: 970-349-5385 Fax: 970-349-2708 Hours: Monday - Friday: 8:00 AM - 4:30 PM Saturday - Sunday: CLOSED