The Corporate Office of W&H Co-op is located at 1021 16th Ave North, Humboldt, IA 50548
Phone: Toll Free 1-800-392-3816
Local 1-515-332-2782
Our mailing address is PO Box 528; Humboldt IA 50548
Fax: 1-515-332-1559
Hours: 7:30 am - 4:30 pm, Monday-Friday
Email: office@whcoop.com