- Home : Counties : Coconino County County Programs -Agriculture & Natural Resources -4-H Youth Development -Family & Consumer Science -Water Quality Programs Tip of the Month Coconino County Cooperative Extension 2304 N. 3rd Street Flagstaff, AZ 86004-3605 Phone: (928) 774-1868 Fax: (928) 774-1860 cococe@ag.arizona.edu Mount Elden About Calendar Personnel Map/Directions Cooperative Extension ...ag.arizona.edu/coconino