Aberdeen Middle School 111 Mount Royal Ave Aberdeen, MD 21001 Phone : (410) 273-5510 Aberdeen Middle School Business Category Schools Schools-Junior High Schools-Public Services           Computers, Delivery, Elementary School, High School, Internet, Kindergarten, Library, Medical School, Men, Public School, Puppets, Sports, Tutoring, Women Harford County--pupil Services, Schools, Aberdeen Middle Aberdeen, MD 21001 Phone : (410) 273-5510 Business Category Schools Government Offices-County Government Offices & Public Schools Harford County--schools, Schools, Aberdeen Middle Aberdeen, MD 21001 Phone : (410) 273-5510 Business Category Schools Government Offices-County Government Offices & Public Schools