Schools in Saint John, Kansas, the US. Schools locations in Saint John, Kansas. Find the nearest schools locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Insurance Lawyer School All schools in Saint John Radium Elementary School School Saint John, Saint John, Kansas 67576 Write a review Phone Directions St John Elementary School School +1 620-549-3277 505 North Broadway Street, Saint John, Kansas 67576 Write a review Phone Website Directions