Schools in Warren, Illinois, the US. Schools locations in Warren, Illinois. Find the nearest schools locations, near you. All types of business services Accounting Finance Funeral home Insurance Lawyer School All schools in Warren Sunny Day Preschool School +1 815-745-2862 107 West Jefferson Street, Warren, Illinois 61087 Write a review Phone Directions Warren Elementary School School +1 815-745-2653 311 South Water Street, Warren, Illinois 61087 Write a review Phone Website Directions Warren Elementary School School +1 815-745-2653 311 South Water Street, Warren, Illinois 61087 Write a review Phone Website Directions