Schools in Posen, Michigan, the US. Schools locations in Posen, Michigan. Find the nearest schools locations, near you. All types of business services ATM Finance Funeral home School All schools in Posen Hill School School Posen, Posen, Michigan 49776 Write a review Phone Directions Posen Elementary School School +1 989-766-2573 10575 Michigan Avenue, Posen, Michigan 49776 Write a review Phone Website Directions St Casimir School School +1 989-766-2531 10075 Michigan 65, Posen, Michigan 49776 Write a review Phone Website Directions