ARCHGATE MONTESSORI ACADEMY Share: Education: Private Schools ARCHGATE MONTESSORI ACADEMY Visit Website Request Info 4660 Legacy Dr. Plano, TX 75024 (972) 491-1230 Rep Info Map Whom to Contact Rebecca Bernard Executive Director/Head of School Phone: (972) 491-1230 What's Nearby? Distance: 5 10 15 20 25 50 mi.