Dunn Energy Cooperative Back to Search Dunn Energy Cooperative Co-op Member PO Box 220 , Menomonie , WI , 54751-0220 N5725 600th St , Menomonie , WI , 54751 (715) 232-6240 www.dunnenergy.com Membership Type Co-op Member Share × Print Email Facebook LinkedIn X Pinterest Powered By GrowthZone