Contact Us Phone: 202-529-0900 FAX: 202-526-8879 Mail: 4300 Harewood Road, NE Washington, DC 20017 e-mail: carroll@archbishopcarroll.org Office Hours Administrative Office: Monday through Friday 7:30 AM to 4:30 PM Finance Office Monday through Friday 7:30 AM to 4:00 PM Telephone Numbers: School Main Office 202-529-0900 Principal / CEO ext. 116 Vice Principal for Academic Affairs ext. 135 Vice Principal for Student Affairs ext. 124 Dean of Students Office ext. 122 Attendance ext. 158 Athletic Office ext. 115 Finance Office ext. 127 Guidance Office ext. 153 Admissions Office ext. 134 Parents Association ext. 244 School Hours: 7:30 AM School opens for early arrivals. Students must go to the cafeteria. 7:30 AM School Office opens. Office remains open until 4:30 PM. Dean's Office opens. Office remains open until 4:30 PM. 7:45 AM Students may go to lockers. 8:00 AM Warning Bell 8:15 AM First Period begins 2:45 PM Dismissal for Seniors 2:50 PM Dismissal for Juniors 2:55 PM Dismissal for Sophomores 3:00 PM Dismissal for Freshmen 3:30 PM Building closes. Faculty and Staff Directory