Go back to directory. Add to Address Book. Mrs. Amy Bastian Spanish Teacher Jr./Sr. High School – Winthrop, MN Work 100 N. Cottonwood St. Sibley Winthrop MN 55396 USAwork Work Phone: (507) 207-2270work Email: amy.bastian@gfwschools.orgINTERNET Categories: Junior/Senior High School Updated 3 weeks ago. Share on