Views Northern Plains Coop Business Name: Northern Plains CoopBusiness Address: PO Box 127 Dupree, SD 57623Business Phone Number: 605-365-5331Business Fax Number: 605-365-5533Hours: 8am – 5pm, Mon. – Fri.; 8am – noon, SatBusiness Type: Agriculture, Pets & Veterinary, Shopping & Specialty RetailProducts or Services: agricultural cooperative, grain, chemicals, and feed Share: