Schools in Winthrop, Arkansas, the US. Schools locations in Winthrop, Arkansas. Find the nearest schools locations, near you. All types of business services School All schools in Winthrop Plainview School School Winthrop, Winthrop, Arkansas 71866 Write a review Phone Directions Winthrop Elementary School School 810 Post Street, Winthrop, Arkansas 71866 Write a review Phone Directions