olney-es.mcpsmd.org/ 3401 Queen Mary Drive Olney, MD 20832 39.148825 -77.068169 Olney ES3401 Queen Mary DriveOlney,MD 20832 Phone: 240-740-5940 Fax: 301-924-3127 Health Room: 240-740-5942 Cafeteria: 240-740-5944 Mrs. Carla Glawe, Principal Elementary Staff Directory