Go back to directory. Add to Address Book. Ms. JoAnn Huss Adult Basic Education Jr./Sr. High School – Winthrop, MNCommunity Education School 302 N. Cottonwood St. PO Box 1001 Sibley Winthrop MN 55396 USApostal Work Phone: (507)207-2299work Email: joann.huss@gfwschools.orgINTERNET Categories: Junior/Senior High School, Uncategorized Updated 2 months ago. Share on